Tag 3.8.9. Built from https://develop.svn.wordpress.org/@33405

git-svn-id: http://core.svn.wordpress.org/tags/3.8.9@33373 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Bump 3.9 branch to version 3.8.9.
2015-07-23 12:13:55 +00:00 · 2015-07-23 11:09:09 +00:00 · 2015-07-23 05:09:09 +00:00 · 2015-07-23 04:19:10 +00:00 · 2015-05-06 23:34:10 +00:00 · 2015-05-06 23:14:25 +00:00
30 changed files with 1911 additions and 181 deletions
--- a/license.txt
+++ b/license.txt
@@ -1,6 +1,6 @@
 WordPress - Web publishing software

-Copyright 2013 by the contributors
+Copyright 2015 by the contributors

 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
--- a/readme.html
+++ b/readme.html
@@ -9,7 +9,7 @@
 <body>
 <h1 id="logo">
 	<a href="http://wordpress.org/"><img alt="WordPress" src="wp-admin/images/wordpress-logo.png" /></a>
-	<br /> Version 3.8.3
+	<br /> Version 3.8.9
 </h1>
 <p style="text-align: center">Semantic Personal Publishing Platform</p>

--- a/wp-admin/about.php
+++ b/wp-admin/about.php
@@ -39,18 +39,42 @@ include( ABSPATH . 'wp-admin/admin-header.php' );
 </h2>

 <div class="changelog point-releases">
-	<h3><?php echo _n( 'Maintenance and Security Release', 'Maintenance and Security Releases', 3 ); ?></h3>
+	<h3><?php echo _n( 'Maintenance and Security Release', 'Maintenance and Security Releases', 9 ); ?></h3>
+	<p><?php printf( _n( '<strong>Version %1$s</strong> addressed a security issue.',
+         '<strong>Version %1$s</strong> addressed some security issues.', 2 ), '3.8.9' ); ?>
+		<?php printf( __( 'For more information, see <a href="%s">the release notes</a>.' ), 'https://codex.wordpress.org/Version_3.8.9' ); ?>
+ 	</p>
+	<p><?php printf( _n( '<strong>Version %1$s</strong> addressed some security issues and fixed %2$s bug.',
+         '<strong>Version %1$s</strong> addressed some security issues and fixed %2$s bugs.', 3 ), '3.8.8', number_format_i18n( 3 ) ); ?>
+		<?php printf( __( 'For more information, see <a href="%s">the release notes</a>.' ), 'https://codex.wordpress.org/Version_3.8.8' ); ?>
+	</p>
+	<p><?php printf( _n( '<strong>Version %1$s</strong> addressed %2$s bug.',
+         '<strong>Version %1$s</strong> addressed %2$s bugs.', 1 ), '3.8.7', number_format_i18n( 1 ) ); ?>
+		<?php printf( __( 'For more information, see <a href="%s">the release notes</a>.' ), 'https://codex.wordpress.org/Version_3.8.7' ); ?>
+ 	</p>
+	<p><?php printf( _n( '<strong>Version %1$s</strong> addressed a security issue.',
+         '<strong>Version %1$s</strong> addressed some security issues.', 8 ), '3.8.6' ); ?>
+		<?php printf( __( 'For more information, see <a href="%s">the release notes</a>.' ), 'https://codex.wordpress.org/Version_3.8.6' ); ?>
+ 	</p>
+	<p><?php printf( _n( '<strong>Version %1$s</strong> addressed a security issue.',
+         '<strong>Version %1$s</strong> addressed some security issues.', 8 ), '3.8.5', number_format_i18n( 8 ) ); ?>
+		<?php printf( __( 'For more information, see <a href="%s">the release notes</a>.' ), 'https://codex.wordpress.org/Version_3.8.5' ); ?>
+ 	</p>
+	<p><?php printf( _n( '<strong>Version %1$s</strong> addressed a security issue.',
+         '<strong>Version %1$s</strong> addressed some security issues.', 5 ), '3.8.4', number_format_i18n( 5 ) ); ?>
+		<?php printf( __( 'For more information, see <a href="%s">the release notes</a>.' ), 'https://codex.wordpress.org/Version_3.8.4' ); ?>
+ 	</p>
 	<p><?php printf( _n( '<strong>Version %1$s</strong> addressed %2$s bug.',
 		'<strong>Version %1$s</strong> addressed %2$s bugs.', 2 ), '3.8.3', number_format_i18n( 2 ) ); ?>
-		<?php printf( __( 'For more information, see <a href="%s">the release notes</a>.' ), 'http://codex.wordpress.org/Version_3.8.3' ); ?>
+		<?php printf( __( 'For more information, see <a href="%s">the release notes</a>.' ), 'https://codex.wordpress.org/Version_3.8.3' ); ?>
 	</p>
 	<p><?php printf( _n( '<strong>Version %1$s</strong> addressed some security issues and fixed %2$s bug.',
         '<strong>Version %1$s</strong> addressed some security issues and fixed %2$s bugs.', 9 ), '3.8.2', number_format_i18n( 9 ) ); ?>
-		<?php printf( __( 'For more information, see <a href="%s">the release notes</a>.' ), 'http://codex.wordpress.org/Version_3.8.2' ); ?>
+		<?php printf( __( 'For more information, see <a href="%s">the release notes</a>.' ), 'https://codex.wordpress.org/Version_3.8.2' ); ?>
 	</p>
 	<p><?php printf( _n( '<strong>Version %1$s</strong> addressed %2$s bug.',
 		'<strong>Version %1$s</strong> addressed %2$s bugs.', 31 ), '3.8.1', number_format_i18n( 31 ) ); ?>
-		<?php printf( __( 'For more information, see <a href="%s">the release notes</a>.' ), 'http://codex.wordpress.org/Version_3.8.1' ); ?>
+		<?php printf( __( 'For more information, see <a href="%s">the release notes</a>.' ), 'https://codex.wordpress.org/Version_3.8.1' ); ?>
 	</p>
 </div>

--- a/wp-admin/includes/class-wp-comments-list-table.php
+++ b/wp-admin/includes/class-wp-comments-list-table.php
@@ -537,9 +537,9 @@ class WP_Comments_List_Table extends WP_List_Table {

 		if ( current_user_can( 'edit_post', $post->ID ) ) {
 			$post_link = "<a href='" . get_edit_post_link( $post->ID ) . "'>";
-			$post_link .= get_the_title( $post->ID ) . '</a>';
+			$post_link .= esc_html( get_the_title( $post->ID ) ) . '</a>';
 		} else {
-			$post_link = get_the_title( $post->ID );
+			$post_link = esc_html( get_the_title( $post->ID ) );
 		}

 		echo '<div class="response-links"><span class="post-com-count-wrapper">';
--- a/wp-admin/includes/dashboard.php
+++ b/wp-admin/includes/dashboard.php
@@ -333,6 +333,10 @@ function wp_network_dashboard_right_now() {
 function wp_dashboard_quick_press( $error_msg = false ) {
 	global $post_ID;

+	if ( ! current_user_can( 'edit_posts' ) ) {
+		return;
+	}
+
 	/* Check if a new auto-draft (= no new post_ID) is needed or if the old can be used */
 	$last_post_id = (int) get_user_option( 'dashboard_quick_press_last_post_id' ); // Get the last post_ID
 	if ( $last_post_id ) {
@@ -430,7 +434,7 @@ function _wp_dashboard_recent_comments_row( &$comment, $show_date = true ) {
 	$GLOBALS['comment'] =& $comment;

 	$comment_post_url = get_edit_post_link( $comment->comment_post_ID );
-	$comment_post_title = strip_tags(get_the_title( $comment->comment_post_ID ));
+	$comment_post_title = _draft_or_post_title( $comment->comment_post_ID );
 	$comment_post_link = "<a href='$comment_post_url'>$comment_post_title</a>";
 	$comment_link = '<a class="comment-link" href="' . esc_url(get_comment_link()) . '">#</a>';

--- a/wp-admin/includes/image.php
+++ b/wp-admin/includes/image.php
@@ -316,6 +316,12 @@ function wp_read_image_metadata( $file ) {
 			$meta[ $key ] = utf8_encode( $meta[ $key ] );
 	}

+	foreach ( $meta as &$value ) {
+		if ( is_string( $value ) ) {
+			$value = wp_kses_post( $value );
+		}
+	}
+
 	return apply_filters( 'wp_read_image_metadata', $meta, $file, $sourceImageType );

 }
--- a/wp-admin/includes/post.php
+++ b/wp-admin/includes/post.php
@@ -166,6 +166,7 @@ function _wp_translate_postdata( $update = false, $post_data = null ) {
 * @return int Post ID.
 */
 function edit_post( $post_data = null ) {
+	global $wpdb;

 	if ( empty($post_data) )
 		$post_data = &$_POST;
@@ -295,7 +296,19 @@ function edit_post( $post_data = null ) {

 	update_post_meta( $post_ID, '_edit_last', get_current_user_id() );

-	wp_update_post( $post_data );
+	$success = wp_update_post( $post_data );
+	// If the save failed, see if we can sanity check the main fields and try again
+	if ( ! $success && is_callable( array( $wpdb, 'strip_invalid_text_for_column' ) ) ) {
+		$fields = array( 'post_title', 'post_content', 'post_excerpt' );
+
+		foreach( $fields as $field ) {
+			if ( isset( $post_data[ $field ] ) ) {
+				$post_data[ $field ] = $wpdb->strip_invalid_text_for_column( $wpdb->posts, $field, $post_data[ $field ] );
+			}
+		}
+
+		wp_update_post( $post_data );
+	}

 	// Now that we have an ID we can fix any attachment anchor hrefs
 	_fix_attachment_links( $post_ID );
--- a/wp-admin/includes/template.php
+++ b/wp-admin/includes/template.php
@@ -1373,7 +1373,7 @@ function _draft_or_post_title( $post = 0 ) {
 	$title = get_the_title( $post );
 	if ( empty( $title ) )
 		$title = __( '(no title)' );
-	return $title;
+	return esc_html( $title );
 }

 /**
--- a/wp-admin/includes/update-core.php
+++ b/wp-admin/includes/update-core.php
@@ -923,6 +923,9 @@ function update_core($from, $to) {
 		$wp_filesystem->delete($old_file, true);
 	}

+	// Remove any Genericons example.html's from the filesystem
+	_upgrade_422_remove_genericons();
+
 	// Upgrade DB with separate request
 	apply_filters('update_feedback', __('Upgrading database&#8230;'));
 	$db_upgrade_url = admin_url('upgrade.php?step=upgrade_db');
@@ -1051,3 +1054,67 @@ window.location = 'about.php?updated';
 	exit();
 }
 add_action( '_core_updated_successfully', '_redirect_to_about_wordpress' );
+
+/**
+ * Cleans up Genericons example files.
+ *
+ * @since 4.2.2
+ */
+function _upgrade_422_remove_genericons() {
+	global $wp_theme_directories, $wp_filesystem;
+
+	// A list of the affected files using the filesystem absolute paths.
+	$affected_files = array();
+
+	// Themes
+	foreach ( $wp_theme_directories as $directory ) {
+		$affected_theme_files = _upgrade_422_find_genericons_files_in_folder( $directory );
+		$affected_files       = array_merge( $affected_files, $affected_theme_files );
+	}
+
+	// Plugins
+	$affected_plugin_files = _upgrade_422_find_genericons_files_in_folder( WP_PLUGIN_DIR );
+	$affected_files        = array_merge( $affected_files, $affected_plugin_files );
+
+	foreach ( $affected_files as $file ) {
+		$gen_dir = $wp_filesystem->find_folder( trailingslashit( dirname( $file ) ) );
+		if ( empty( $gen_dir ) ) {
+			continue;
+		}
+
+		// The path when the file is accessed via WP_Filesystem may differ in the case of FTP
+		$remote_file = $gen_dir . basename( $file );
+
+		if ( ! $wp_filesystem->exists( $remote_file ) ) {
+			continue;
+		}
+
+		if ( ! $wp_filesystem->delete( $remote_file, false, 'f' ) ) {
+			$wp_filesystem->put_contents( $remote_file, '' );
+		}
+	}
+}
+
+/**
+ * Recursively find Genericons example files in a given folder.
+ *
+ * @ignore
+ * @since 4.2.2
+ *
+ * @param string $directory Directory path. Expects trailingslashed.
+ * @return array
+ */
+function _upgrade_422_find_genericons_files_in_folder( $directory ) {
+	$directory = trailingslashit( $directory );
+	$files     = array();
+
+	if ( file_exists( "{$directory}example.html" ) && false !== strpos( file_get_contents( "{$directory}example.html" ), '<title>Genericons</title>' ) ) {
+		$files[] = "{$directory}example.html";
+	}
+
+	foreach ( glob( $directory . '*', GLOB_ONLYDIR ) as $dir ) {
+		$files = array_merge( $files, _upgrade_422_find_genericons_files_in_folder( $dir ) );
+	}
+
+	return $files;
+}
--- a/wp-admin/includes/upgrade.php
+++ b/wp-admin/includes/upgrade.php
@@ -414,6 +414,9 @@ function upgrade_all() {
 	if ( $wp_current_db_version < 26692 )
 		upgrade_383();

+	if ( $wp_current_db_version < 26694 )
+		upgrade_389();
+
 	maybe_disable_link_manager();

 	maybe_disable_automattic_widgets();
@@ -1284,6 +1287,62 @@ function upgrade_383() {
 	}
 }

+/**
+ * Execute changes made in WordPress 3.8.8.
+ *
+ * @since 3.8.8
+ */
+function upgrade_388() {
+}
+
+/**
+ * Execute changes made in WordPress 3.8.9.
+ *
+ * @since 3.8.9
+ */
+function upgrade_389() {
+	global $wp_current_db_version, $wpdb;
+
+	if ( $wp_current_db_version < 26694 ) {
+		$content_length = $wpdb->get_col_length( $wpdb->comments, 'comment_content' );
+
+		if ( is_wp_error( $content_length ) ) {
+			return;
+		}
+
+		if ( false === $content_length ) {
+			$content_length = array(
+				'type'   => 'byte',
+				'length' => 65535,
+			);
+		} elseif ( ! is_array( $content_length ) ) {
+			$length = (int) $content_length > 0 ? (int) $content_length : 65535;
+			$content_length = array(
+				'type'	 => 'byte',
+				'length' => $length
+			);
+		}
+
+		if ( 'byte' !== $content_length['type'] || 0 === $content_length['length'] ) {
+			// Sites with malformed DB schemas are on their own.
+			return;
+		}
+
+		$allowed_length = intval( $content_length['length'] ) - 10;
+
+		$comments = $wpdb->get_results(
+			"SELECT `comment_ID` FROM `{$wpdb->comments}`
+				WHERE `comment_date_gmt` > '2015-04-26'
+				AND LENGTH( `comment_content` ) >= {$allowed_length}
+				AND ( `comment_content` LIKE '%<%' OR `comment_content` LIKE '%>%' )"
+		);
+
+		foreach ( $comments as $comment ) {
+			wp_delete_comment( $comment->comment_ID, true );
+		}
+	}
+}
+
 /**
 * Execute network level changes
 *
--- a/wp-admin/js/nav-menu.js
+++ b/wp-admin/js/nav-menu.js
@@ -451,14 +451,14 @@ var wpNavMenu;
 				if ( ! isPrimaryMenuItem ) {
 					thisLink = menuItem.find( '.menus-move-left' ),
 					thisLinkText = menus.outFrom.replace( '%s', prevItemNameLeft );
-					thisLink.prop( 'title', menus.moveOutFrom.replace( '%s', prevItemNameLeft ) ).html( thisLinkText ).css( 'display', 'inline' );
+					thisLink.prop( 'title', menus.moveOutFrom.replace( '%s', prevItemNameLeft ) ).text( thisLinkText ).css( 'display', 'inline' );
 				}

 				if ( 0 !== position ) {
 					if ( menuItem.find( '.menu-item-data-parent-id' ).val() !== menuItem.prev().find( '.menu-item-data-db-id' ).val() ) {
 						thisLink = menuItem.find( '.menus-move-right' ),
 						thisLinkText = menus.under.replace( '%s', prevItemNameRight );
-						thisLink.prop( 'title', menus.moveUnder.replace( '%s', prevItemNameRight ) ).html( thisLinkText ).css( 'display', 'inline' );
+						thisLink.prop( 'title', menus.moveUnder.replace( '%s', prevItemNameRight ) ).text( thisLinkText ).css( 'display', 'inline' );
 					}
 				}

@@ -480,7 +480,7 @@ var wpNavMenu;
 					title = menus.subMenuFocus.replace( '%1$s', itemName ).replace( '%2$d', itemPosition ).replace( '%3$s', parentItemName );
 				}

-				$this.prop('title', title).html( title );
+				$this.prop('title', title).text( title );
 			});
 		},

--- a/wp-admin/js/nav-menu.min.js
+++ b/wp-admin/js/nav-menu.min.js
--- a/wp-admin/post.php
+++ b/wp-admin/post.php
@@ -109,8 +109,9 @@ case 'post-quickdraft-save':
 	if ( ! wp_verify_nonce( $nonce, 'add-post' ) )
 		$error_msg = __( 'Unable to submit this form, please refresh and try again.' );

-	if ( ! current_user_can( 'edit_posts' ) )
-		$error_msg = __( 'Oops, you don&#8217;t have access to add new drafts.' );
+	if ( ! current_user_can( 'edit_posts' ) ) {
+		exit;
+	}

 	if ( $error_msg )
 		return wp_dashboard_quick_press( $error_msg );
--- a/wp-admin/press-this.php
+++ b/wp-admin/press-this.php
@@ -65,7 +65,7 @@ function press_it() {
 	// error handling for media_sideload
 	if ( is_wp_error($upload) ) {
 		wp_delete_post($post_ID);
-		wp_die($upload);
+		wp_die( esc_html( $upload->get_error_message() ) );
 	} else {
 		// Post formats
 		if ( isset( $_POST['post_format'] ) ) {
--- a/wp-includes/ID3/getid3.lib.php
+++ b/wp-includes/ID3/getid3.lib.php
@@ -519,11 +519,12 @@ class getid3_lib
 	}

 	public static function XML2array($XMLstring) {
-		if (function_exists('simplexml_load_string')) {
-			if (function_exists('get_object_vars')) {
-				$XMLobject = simplexml_load_string($XMLstring);
-				return self::SimpleXMLelement2array($XMLobject);
-			}
+		if ( function_exists( 'simplexml_load_string' ) && function_exists( 'libxml_disable_entity_loader' ) ) {
+			$loader = libxml_disable_entity_loader( true );
+			$XMLobject = simplexml_load_string( $XMLstring, 'SimpleXMLElement', LIBXML_NOENT );
+			$return = self::SimpleXMLelement2array( $XMLobject );
+			libxml_disable_entity_loader( $loader );
+			return $return;
 		}
 		return false;
 	}
--- a/wp-includes/capabilities.php
+++ b/wp-includes/capabilities.php
@@ -1104,8 +1104,10 @@ function map_meta_cap( $cap, $user_id ) {
 	case 'edit_post':
 	case 'edit_page':
 		$post = get_post( $args[0] );
-		if ( empty( $post ) )
+		if ( empty( $post ) ) {
+			$caps[] = 'do_not_allow';
 			break;
+		}

 		if ( 'revision' == $post->post_type ) {
 			$post = get_post( $post->post_parent );
@@ -1360,21 +1362,25 @@ function current_user_can( $capability ) {
 * @return bool
 */
 function current_user_can_for_blog( $blog_id, $capability ) {
-	if ( is_multisite() )
-		switch_to_blog( $blog_id );
+	$switched = is_multisite() ? switch_to_blog( $blog_id ) : false;

 	$current_user = wp_get_current_user();

-	if ( empty( $current_user ) )
+	if ( empty( $current_user ) ) {
+		if ( $switched ) {
+			restore_current_blog();
+		}
 		return false;
+	}

 	$args = array_slice( func_get_args(), 2 );
 	$args = array_merge( array( $capability ), $args );

 	$can = call_user_func_array( array( $current_user, 'has_cap' ), $args );

-	if ( is_multisite() )
+	if ( $switched ) {
 		restore_current_blog();
+	}

 	return $can;
 }
--- a/wp-includes/class-IXR.php
+++ b/wp-includes/class-IXR.php
@@ -203,11 +203,37 @@ class IXR_Message
    {
        // first remove the XML declaration
        // merged from WP #10698 - this method avoids the RAM usage of preg_replace on very large messages
-        $header = preg_replace( '/<\?xml.*?\?'.'>/', '', substr($this->message, 0, 100), 1);
-        $this->message = substr_replace($this->message, $header, 0, 100);
-        if (trim($this->message) == '') {
+        $header = preg_replace( '/<\?xml.*?\?'.'>/s', '', substr( $this->message, 0, 100 ), 1 );
+        $this->message = trim( substr_replace( $this->message, $header, 0, 100 ) );
+        if ( '' == $this->message ) {
            return false;
        }
+
+        // Then remove the DOCTYPE
+        $header = preg_replace( '/^<!DOCTYPE[^>]*+>/i', '', substr( $this->message, 0, 200 ), 1 );
+        $this->message = trim( substr_replace( $this->message, $header, 0, 200 ) );
+        if ( '' == $this->message ) {
+            return false;
+        }
+
+        // Check that the root tag is valid
+        $root_tag = substr( $this->message, 0, strcspn( substr( $this->message, 0, 20 ), "> \t\r\n" ) );
+        if ( '<!DOCTYPE' === strtoupper( $root_tag ) ) {
+            return false;
+        }
+        if ( ! in_array( $root_tag, array( '<methodCall', '<methodResponse', '<fault' ) ) ) {
+            return false;
+        }
+
+        // Bail if there are too many elements to parse
+        $element_limit = 30000;
+        if ( function_exists( 'apply_filters' ) ) {
+            $element_limit = apply_filters( 'xmlrpc_element_limit', $element_limit );
+        }
+        if ( $element_limit && 2 * $element_limit < substr_count( $this->message, '<' ) ) {
+            return false;
+        }
+
        $this->_parser = xml_parser_create();
        // Set XML parser to take the case of tags in to account
        xml_parser_set_option($this->_parser, XML_OPTION_CASE_FOLDING, false);
--- a/wp-includes/class-phpass.php
+++ b/wp-includes/class-phpass.php
@@ -214,6 +214,10 @@ class PasswordHash {

 	function HashPassword($password)
 	{
+		if ( strlen( $password ) > 4096 ) {
+			return '*';
+		}
+
 		$random = '';

 		if (CRYPT_BLOWFISH == 1 && !$this->portable_hashes) {
@@ -249,6 +253,10 @@ class PasswordHash {

 	function CheckPassword($password, $stored_hash)
 	{
+		if ( strlen( $password ) > 4096 ) {
+			return false;
+		}
+
 		$hash = $this->crypt_private($password, $stored_hash);
 		if ($hash[0] == '*')
 			$hash = crypt($password, $stored_hash);
--- a/wp-includes/class-wp-editor.php
+++ b/wp-includes/class-wp-editor.php
@@ -59,12 +59,6 @@ final class _WP_Editors {
 			// A cookie (set when a user resizes the editor) overrides the height.
 			$cookie = (int) get_user_setting( 'ed_size' );

-			// Upgrade an old TinyMCE cookie if it is still around, and the new one isn't.
-			if ( ! $cookie && isset( $_COOKIE['TinyMCE_content_size'] ) ) {
-				parse_str( $_COOKIE['TinyMCE_content_size'], $cookie );
- 				$cookie = $cookie['ch'];
-			}
-
 			if ( $cookie )
 				$set['editor_height'] = $cookie;
 		}
--- a/wp-includes/class-wp-embed.php
+++ b/wp-includes/class-wp-embed.php
@@ -57,7 +57,7 @@ class WP_Embed {
 		add_shortcode( 'embed', array( $this, 'shortcode' ) );

 		// Do the shortcode (only the [embed] one is registered)
-		$content = do_shortcode( $content );
+		$content = do_shortcode( $content, true );

 		// Put the original shortcodes back
 		$shortcode_tags = $orig_shortcode_tags;
@@ -280,6 +280,10 @@ class WP_Embed {
 	 * @return string Potentially modified $content.
 	 */
 	function autoembed( $content ) {
+		// Strip newlines from all elements.
+		$content = wp_replace_in_html_tags( $content, array( "\n" => " " ) );
+
+		// Find URLs that are on their own line.
 		return preg_replace_callback( '|^\s*(https?://[^\s"]+)\s*$|im', array( $this, 'autoembed_callback' ), $content );
 	}

--- a/wp-includes/compat.php
+++ b/wp-includes/compat.php
@@ -13,23 +13,141 @@ if ( !function_exists('_') ) {
 	}
 }

-if ( !function_exists('mb_substr') ):
-	function mb_substr( $str, $start, $length=null, $encoding=null ) {
-		return _mb_substr($str, $start, $length, $encoding);
+/**
+ * Returns whether PCRE/u (PCRE_UTF8 modifier) is available for use.
+ *
+ * @ignore
+ * @since 4.2.2
+ * @access private
+ *
+ * @param bool $set - Used for testing only
+ *             null   : default - get PCRE/u capability
+ *             false  : Used for testing - return false for future calls to this function
+ *             'reset': Used for testing - restore default behavior of this function
+ */
+function _wp_can_use_pcre_u( $set = null ) {
+	static $utf8_pcre = 'reset';
+
+	if ( null !== $set ) {
+		$utf8_pcre = $set;
+	}
+
+	if ( 'reset' === $utf8_pcre ) {
+		$utf8_pcre = @preg_match( '/^./u', 'a' );
+	}
+
+	return $utf8_pcre;
+}
+
+if ( ! function_exists( 'mb_substr' ) ) :
+	function mb_substr( $str, $start, $length = null, $encoding = null ) {
+		return _mb_substr( $str, $start, $length, $encoding );
 	}
 endif;

-function _mb_substr( $str, $start, $length=null, $encoding=null ) {
-	// the solution below, works only for utf-8, so in case of a different
-	// charset, just use built-in substr
-	$charset = get_option( 'blog_charset' );
-	if ( !in_array( $charset, array('utf8', 'utf-8', 'UTF8', 'UTF-8') ) ) {
-		return is_null( $length )? substr( $str, $start ) : substr( $str, $start, $length);
+/*
+ * Only understands UTF-8 and 8bit.  All other character sets will be treated as 8bit.
+ * For $encoding === UTF-8, the $str input is expected to be a valid UTF-8 byte sequence.
+ * The behavior of this function for invalid inputs is undefined.
+ */
+function _mb_substr( $str, $start, $length = null, $encoding = null ) {
+	if ( null === $encoding ) {
+		$encoding = get_option( 'blog_charset' );
 	}
-	// use the regex unicode support to separate the UTF-8 characters into an array
-	preg_match_all( '/./us', $str, $match );
-	$chars = is_null( $length )? array_slice( $match[0], $start ) : array_slice( $match[0], $start, $length );
-	return implode( '', $chars );
+
+	// The solution below works only for UTF-8,
+	// so in case of a different charset just use built-in substr()
+	if ( ! in_array( $encoding, array( 'utf8', 'utf-8', 'UTF8', 'UTF-8' ) ) ) {
+		return is_null( $length ) ? substr( $str, $start ) : substr( $str, $start, $length );
+	}
+
+	if ( _wp_can_use_pcre_u() ) {
+		// Use the regex unicode support to separate the UTF-8 characters into an array
+		preg_match_all( '/./us', $str, $match );
+		$chars = is_null( $length ) ? array_slice( $match[0], $start ) : array_slice( $match[0], $start, $length );
+		return implode( '', $chars );
+	}
+
+	$regex = '/(
+		  [\x00-\x7F]                  # single-byte sequences   0xxxxxxx
+		| [\xC2-\xDF][\x80-\xBF]       # double-byte sequences   110xxxxx 10xxxxxx
+		| \xE0[\xA0-\xBF][\x80-\xBF]   # triple-byte sequences   1110xxxx 10xxxxxx * 2
+		| [\xE1-\xEC][\x80-\xBF]{2}
+		| \xED[\x80-\x9F][\x80-\xBF]
+		| [\xEE-\xEF][\x80-\xBF]{2}
+		| \xF0[\x90-\xBF][\x80-\xBF]{2} # four-byte sequences   11110xxx 10xxxxxx * 3
+		| [\xF1-\xF3][\x80-\xBF]{3}
+		| \xF4[\x80-\x8F][\x80-\xBF]{2}
+	)/x';
+
+	$chars = array( '' ); // Start with 1 element instead of 0 since the first thing we do is pop
+	do {
+		// We had some string left over from the last round, but we counted it in that last round.
+		array_pop( $chars );
+
+		// Split by UTF-8 character, limit to 1000 characters (last array element will contain the rest of the string)
+		$pieces = preg_split( $regex, $str, 1000, PREG_SPLIT_DELIM_CAPTURE | PREG_SPLIT_NO_EMPTY );
+
+		$chars = array_merge( $chars, $pieces );
+	} while ( count( $pieces ) > 1 && $str = array_pop( $pieces ) ); // If there's anything left over, repeat the loop.
+
+	return join( '', array_slice( $chars, $start, $length ) );
+}
+
+if ( ! function_exists( 'mb_strlen' ) ) :
+	function mb_strlen( $str, $encoding = null ) {
+		return _mb_strlen( $str, $encoding );
+	}
+endif;
+
+/*
+ * Only understands UTF-8 and 8bit.  All other character sets will be treated as 8bit.
+ * For $encoding === UTF-8, the $str input is expected to be a valid UTF-8 byte sequence.
+ * The behavior of this function for invalid inputs is undefined.
+ */
+function _mb_strlen( $str, $encoding = null ) {
+	if ( null === $encoding ) {
+		$encoding = get_option( 'blog_charset' );
+	}
+
+	// The solution below works only for UTF-8,
+	// so in case of a different charset just use built-in strlen()
+	if ( ! in_array( $encoding, array( 'utf8', 'utf-8', 'UTF8', 'UTF-8' ) ) ) {
+		return strlen( $str );
+	}
+
+	if ( _wp_can_use_pcre_u() ) {
+		// Use the regex unicode support to separate the UTF-8 characters into an array
+		preg_match_all( '/./us', $str, $match );
+		return count( $match[0] );
+	}
+
+	$regex = '/(?:
+		  [\x00-\x7F]                  # single-byte sequences   0xxxxxxx
+		| [\xC2-\xDF][\x80-\xBF]       # double-byte sequences   110xxxxx 10xxxxxx
+		| \xE0[\xA0-\xBF][\x80-\xBF]   # triple-byte sequences   1110xxxx 10xxxxxx * 2
+		| [\xE1-\xEC][\x80-\xBF]{2}
+		| \xED[\x80-\x9F][\x80-\xBF]
+		| [\xEE-\xEF][\x80-\xBF]{2}
+		| \xF0[\x90-\xBF][\x80-\xBF]{2} # four-byte sequences   11110xxx 10xxxxxx * 3
+		| [\xF1-\xF3][\x80-\xBF]{3}
+		| \xF4[\x80-\x8F][\x80-\xBF]{2}
+	)/x';
+
+	$count = 1; // Start at 1 instead of 0 since the first thing we do is decrement
+	do {
+		// We had some string left over from the last round, but we counted it in that last round.
+		$count--;
+
+		// Split by UTF-8 character, limit to 1000 characters (last array element will contain the rest of the string)
+		$pieces = preg_split( $regex, $str, 1000 );
+
+		// Increment
+		$count += count( $pieces );
+	} while ( $str = array_pop( $pieces ) ); // If there's anything left over, repeat the loop.
+
+	// Fencepost: preg_split() always returns one extra item in the array
+	return --$count;
 }

 if ( !function_exists('hash_hmac') ):
@@ -94,3 +212,32 @@ if ( !function_exists('json_decode') ) {
 		return is_array($data) ? array_map(__FUNCTION__, $data) : $data;
 	}
 }
+
+if ( ! function_exists( 'hash_equals' ) ) :
+/**
+ * Compare two strings in constant time.
+ *
+ * This function was added in PHP 5.6.
+ * It can leak the length of a string.
+ *
+ * @since 3.9.2
+ *
+ * @param string $a Expected string.
+ * @param string $b Actual string.
+ * @return bool Whether strings are equal.
+ */
+function hash_equals( $a, $b ) {
+	$a_length = strlen( $a );
+	if ( $a_length !== strlen( $b ) ) {
+		return false;
+	}
+	$result = 0;
+
+	// Do not attempt to "optimize" this.
+	for ( $i = 0; $i < $a_length; $i++ ) {
+		$result |= ord( $a[ $i ] ) ^ ord( $b[ $i ] );
+	}
+
+	return $result === 0;
+}
+endif;
--- a/wp-includes/formatting.php
+++ b/wp-includes/formatting.php
@@ -121,7 +121,14 @@ function wptexturize($text) {
 	$no_texturize_tags_stack = array();
 	$no_texturize_shortcodes_stack = array();

-	$textarr = preg_split('/(<.*>|\[.*\])/Us', $text, -1, PREG_SPLIT_DELIM_CAPTURE);
+	// Look for shortcodes and HTML elements.
+	
+	$shortcode_regex =
+		  '\['          // Find start of shortcode.
+		. '[^\[\]<>]++' // Shortcodes do not contain other shortcodes. Possessive critical.
+		. '\]';         // Find end of shortcode.
+
+	$textarr = preg_split("/(<[^>]*>|$shortcode_regex)/s", $text, -1, PREG_SPLIT_DELIM_CAPTURE);

 	foreach ( $textarr as &$curl ) {
 		if ( empty( $curl ) )
@@ -131,7 +138,7 @@ function wptexturize($text) {
 		$first = $curl[0];
 		if ( '<' === $first ) {
 			_wptexturize_pushpop_element($curl, $no_texturize_tags_stack, $no_texturize_tags, '<', '>');
-		} elseif ( '[' === $first ) {
+		} elseif ( '[' === $first && 1 === preg_match( '/^' . $shortcode_regex . '$/', $curl ) ) {
 			_wptexturize_pushpop_element($curl, $no_texturize_shortcodes_stack, $no_texturize_shortcodes, '[', ']');
 		} elseif ( empty($no_texturize_shortcodes_stack) && empty($no_texturize_tags_stack) ) {
 			// This is not a tag, nor is the texturization disabled static strings
@@ -172,6 +179,8 @@ function _wptexturize_pushpop_element($text, &$stack, $disabled_elements, $openi

 			array_push($stack, $matches[1]);
 		}
+	} elseif ( 0 == count( $stack ) ) {
+		// Stack is empty. Just stop.
 	} else {
 		// Closing? Check $text+2 against disabled elements
 		$c = preg_quote($closing, '/');
@@ -238,6 +247,10 @@ function wpautop($pee, $br = true) {
 	$pee = preg_replace('!(<' . $allblocks . '[^>]*>)!', "\n$1", $pee);
 	$pee = preg_replace('!(</' . $allblocks . '>)!', "$1\n\n", $pee);
 	$pee = str_replace(array("\r\n", "\r"), "\n", $pee); // cross-platform newlines
+
+	// Strip newlines from all elements.
+	$pee = wp_replace_in_html_tags( $pee, array( "\n" => " " ) );
+
 	if ( strpos($pee, '<object') !== false ) {
 		$pee = preg_replace('|\s*<param([^>]*)>\s*|', "<param$1>", $pee); // no pee inside object/embed
 		$pee = preg_replace('|\s*</embed>\s*|', '</embed>', $pee);
@@ -271,6 +284,74 @@ function wpautop($pee, $br = true) {
 	return $pee;
 }

+/**
+ * Replace characters or phrases within HTML elements only.
+ *
+ * @since 4.2.3
+ *
+ * @param string $haystack The text which has to be formatted.
+ * @param array $replace_pairs In the form array('from' => 'to', ...).
+ * @return string The formatted text.
+ */
+function wp_replace_in_html_tags( $haystack, $replace_pairs ) {
+	// Find all elements.
+	$comments =
+		  '!'           // Start of comment, after the <.
+		. '(?:'         // Unroll the loop: Consume everything until --> is found.
+		.     '-(?!->)' // Dash not followed by end of comment.
+		.     '[^\-]*+' // Consume non-dashes.
+		. ')*+'         // Loop possessively.
+		. '(?:-->)?';   // End of comment. If not found, match all input.
+
+	$regex =
+		  '/('              // Capture the entire match.
+		.     '<'           // Find start of element.
+		.     '(?(?=!--)'   // Is this a comment?
+		.         $comments // Find end of comment.
+		.     '|'
+		.         '[^>]*>?' // Find end of element. If not found, match all input.
+		.     ')'
+		. ')/s';
+
+	$textarr = preg_split( $regex, $haystack, -1, PREG_SPLIT_DELIM_CAPTURE );
+	$changed = false;
+
+	// Optimize when searching for one item.
+	if ( 1 === count( $replace_pairs ) ) {
+		// Extract $needle and $replace.
+		foreach ( $replace_pairs as $needle => $replace );
+
+		// Loop through delimeters (elements) only.
+		for ( $i = 1, $c = count( $textarr ); $i < $c; $i += 2 ) { 
+			if ( false !== strpos( $textarr[$i], $needle ) ) {
+				$textarr[$i] = str_replace( $needle, $replace, $textarr[$i] );
+				$changed = true;
+			}
+		}
+	} else {
+		// Extract all $needles.
+		$needles = array_keys( $replace_pairs );
+
+		// Loop through delimeters (elements) only.
+		for ( $i = 1, $c = count( $textarr ); $i < $c; $i += 2 ) { 
+			foreach ( $needles as $needle ) {
+				if ( false !== strpos( $textarr[$i], $needle ) ) {
+					$textarr[$i] = strtr( $textarr[$i], $replace_pairs );
+					$changed = true;
+					// After one strtr() break out of the foreach loop and look at next element.
+					break;
+				}
+			}
+		}
+	}
+
+	if ( $changed ) {
+		$haystack = implode( $textarr );
+	}
+
+	return $haystack;
+}
+
 /**
 * Newline preservation help function for wpautop
 *
@@ -1109,21 +1190,23 @@ function sanitize_title_with_dashes( $title, $raw_title = '', $context = 'displa
 }

 /**
- * Ensures a string is a valid SQL order by clause.
+ * Ensures a string is a valid SQL 'order by' clause.
 *
- * Accepts one or more columns, with or without ASC/DESC, and also accepts
- * RAND().
+ * Accepts one or more columns, with or without a sort order (ASC / DESC).
+ * e.g. 'column_1', 'column_1, column_2', 'column_1 ASC, column_2 DESC' etc.
+ *
+ * Also accepts 'RAND()'.
 *
 * @since 2.5.1
 *
- * @param string $orderby Order by string to be checked.
- * @return string|bool Returns the order by clause if it is a match, false otherwise.
+ * @param string $orderby Order by clause to be validated.
+ * @return string|bool Returns $orderby if valid, false otherwise.
 */
-function sanitize_sql_orderby( $orderby ){
-	preg_match('/^\s*([a-z0-9_]+(\s+(ASC|DESC))?(\s*,\s*|\s*$))+|^\s*RAND\(\s*\)\s*$/i', $orderby, $obmatches);
-	if ( !$obmatches )
-		return false;
-	return $orderby;
+function sanitize_sql_orderby( $orderby ) {
+	if ( preg_match( '/^\s*(([a-z0-9_]+|`[a-z0-9_]+`)(\s+(ASC|DESC))?\s*(,\s*(?=[a-z0-9_`])|$))+$/i', $orderby ) || preg_match( '/^\s*RAND\(\s*\)\s*$/i', $orderby ) ) {
+		return $orderby;
+	}
+	return false;
 }

 /**
--- a/wp-includes/http.php
+++ b/wp-includes/http.php
@@ -451,8 +451,9 @@ function send_origin_headers() {
 * @return mixed URL or false on failure.
 */
 function wp_http_validate_url( $url ) {
+	$original_url = $url;
 	$url = wp_kses_bad_protocol( $url, array( 'http', 'https' ) );
-	if ( ! $url )
+	if ( ! $url || strtolower( $url ) !== strtolower( $original_url ) )
 		return false;

 	$parsed_url = @parse_url( $url );
@@ -462,7 +463,7 @@ function wp_http_validate_url( $url ) {
 	if ( isset( $parsed_url['user'] ) || isset( $parsed_url['pass'] ) )
 		return false;

-	if ( false !== strpos( $parsed_url['host'], ':' ) )
+	if ( false !== strpbrk( $parsed_url['host'], ':#?[]' ) )
 		return false;

 	$parsed_home = @parse_url( get_option( 'home' ) );
@@ -480,8 +481,7 @@ function wp_http_validate_url( $url ) {
 		}
 		if ( $ip ) {
 			$parts = array_map( 'intval', explode( '.', $ip ) );
-			if ( '127.0.0.1' === $ip
-				|| ( 10 === $parts[0] )
+			if ( 127 === $parts[0] || 10 === $parts[0]
 				|| ( 172 === $parts[0] && 16 <= $parts[1] && 31 >= $parts[1] )
 				|| ( 192 === $parts[0] && 168 === $parts[1] )
 			) {
--- a/wp-includes/kses.php
+++ b/wp-includes/kses.php
@@ -486,6 +486,82 @@ function wp_kses( $string, $allowed_html, $allowed_protocols = array() ) {
 	return wp_kses_split($string, $allowed_html, $allowed_protocols);
 }

+/**
+ * Filters one attribute only and ensures its value is allowed.
+ *
+ * This function has the advantage of being more secure than esc_attr() and can
+ * escape data in some situations where wp_kses() must strip the whole attribute.
+ *
+ * @since 4.2.3
+ *
+ * @param string $string The 'whole' attribute, including name and value.
+ * @param string $element The element name to which the attribute belongs.
+ * @return string Filtered attribute.
+ */
+function wp_kses_one_attr( $string, $element ) {
+	$uris = array('xmlns', 'profile', 'href', 'src', 'cite', 'classid', 'codebase', 'data', 'usemap', 'longdesc', 'action');
+	$allowed_html = wp_kses_allowed_html( 'post' );
+	$allowed_protocols = wp_allowed_protocols();
+	$string = wp_kses_no_null( $string, array( 'slash_zero' => 'keep' ) );
+	$string = wp_kses_js_entities( $string );
+	$string = wp_kses_normalize_entities( $string );
+
+	// Preserve leading and trailing whitespace.
+	$matches = array();
+	preg_match('/^\s*/', $string, $matches);
+	$lead = $matches[0];
+	preg_match('/\s*$/', $string, $matches);
+	$trail = $matches[0];
+	if ( empty( $trail ) ) {
+		$string = substr( $string, strlen( $lead ) );
+	} else {
+		$string = substr( $string, strlen( $lead ), -strlen( $trail ) );
+	}
+	
+	// Parse attribute name and value from input.
+	$split = preg_split( '/\s*=\s*/', $string, 2 );
+	$name = $split[0];
+	if ( count( $split ) == 2 ) {
+		$value = $split[1];
+
+		// Remove quotes surrounding $value.
+		// Also guarantee correct quoting in $string for this one attribute.
+		if ( '' == $value ) {
+			$quote = '';
+		} else {
+			$quote = $value[0];
+		}
+		if ( '"' == $quote || "'" == $quote ) {
+			if ( substr( $value, -1 ) != $quote ) {
+				return '';
+			}
+			$value = substr( $value, 1, -1 );
+		} else {
+			$quote = '"';
+		}
+
+		// Sanitize quotes and angle braces.
+		$value = htmlspecialchars( $value, ENT_QUOTES, null, false );
+
+		// Sanitize URI values.
+		if ( in_array( strtolower( $name ), $uris ) ) {
+			$value = wp_kses_bad_protocol( $value, $allowed_protocols );
+		}
+
+		$string = "$name=$quote$value$quote";
+		$vless = 'n';
+	} else {
+		$value = '';
+		$vless = 'y';
+	}
+	
+	// Sanitize attribute by name.
+	wp_kses_attr_check( $name, $value, $string, $vless, $element, $allowed_html );
+
+	// Restore whitespace.
+	return $lead . $string . $trail;
+}
+
 /**
 * Return a list of allowed tags and attributes for a given context.
 *
@@ -683,45 +759,11 @@ function wp_kses_attr($element, $attr, $allowed_html, $allowed_protocols) {
 	# Go through $attrarr, and save the allowed attributes for this element
 	# in $attr2
 	$attr2 = '';
-
-	$allowed_attr = $allowed_html[strtolower($element)];
-	foreach ($attrarr as $arreach) {
-		if ( ! isset( $allowed_attr[strtolower($arreach['name'])] ) )
-			continue; # the attribute is not allowed
-
-		$current = $allowed_attr[strtolower($arreach['name'])];
-		if ( $current == '' )
-			continue; # the attribute is not allowed
-
-		if ( strtolower( $arreach['name'] ) == 'style' ) {
-			$orig_value = $arreach['value'];
-			$value = safecss_filter_attr( $orig_value );
-
-			if ( empty( $value ) )
-				continue;
-
-			$arreach['value'] = $value;
-			$arreach['whole'] = str_replace( $orig_value, $value, $arreach['whole'] );
-		}
-
-		if ( ! is_array($current) ) {
+	foreach ( $attrarr as $arreach ) {
+		if ( wp_kses_attr_check( $arreach['name'], $arreach['value'], $arreach['whole'], $arreach['vless'], $element, $allowed_html ) ) {
 			$attr2 .= ' '.$arreach['whole'];
-		# there are no checks
-
-		} else {
-			# there are some checks
-			$ok = true;
-			foreach ($current as $currkey => $currval) {
-				if ( ! wp_kses_check_attr_val($arreach['value'], $arreach['vless'], $currkey, $currval) ) {
-					$ok = false;
-					break;
-				}
-			}
-
-			if ( $ok )
-				$attr2 .= ' '.$arreach['whole']; # it passed them
-		} # if !is_array($current)
-	} # foreach
+		}
+	}

 	# Remove any "<" or ">" characters
 	$attr2 = preg_replace('/[<>]/', '', $attr2);
@@ -729,6 +771,53 @@ function wp_kses_attr($element, $attr, $allowed_html, $allowed_protocols) {
 	return "<$element$attr2$xhtml_slash>";
 }

+/**
+ * Determine whether an attribute is allowed.
+ *
+ * @since 4.2.3
+ *
+ * @param string $name The attribute name. Returns empty string when not allowed.
+ * @param string $value The attribute value. Returns a filtered value.
+ * @param string $whole The name=value input. Returns filtered input.
+ * @param string $vless 'y' when attribute like "enabled", otherwise 'n'.
+ * @param string $element The name of the element to which this attribute belongs.
+ * @param array $allowed_html The full list of allowed elements and attributes.
+ * @return bool Is the attribute allowed?
+ */
+function wp_kses_attr_check( &$name, &$value, &$whole, $vless, $element, $allowed_html ) {
+	$allowed_attr = $allowed_html[strtolower( $element )];
+
+	$name_low = strtolower( $name );
+	if ( ! isset( $allowed_attr[$name_low] ) || '' == $allowed_attr[$name_low] ) {
+		$name = $value = $whole = '';
+		return false;
+	}
+
+	if ( 'style' == $name_low ) {
+		$new_value = safecss_filter_attr( $value );
+
+		if ( empty( $new_value ) ) {
+			$name = $value = $whole = '';
+			return false;
+		}
+
+		$whole = str_replace( $value, $new_value, $whole );
+		$value = $new_value;
+	}
+
+	if ( is_array( $allowed_attr[$name_low] ) ) {
+		// there are some checks
+		foreach ( $allowed_attr[$name_low] as $currkey => $currval ) {
+			if ( ! wp_kses_check_attr_val( $value, $vless, $currkey, $currval ) ) {
+				$name = $value = $whole = '';
+				return false;
+			}
+		}
+	}
+
+	return true;
+}
+
 /**
 * Builds an attribute list from string containing attributes.
 *
@@ -858,6 +947,109 @@ function wp_kses_hair($attr, $allowed_protocols) {
 	return $attrarr;
 }

+/**
+ * Finds all attributes of an HTML element.
+ *
+ * Does not modify input.  May return "evil" output.
+ *
+ * Based on wp_kses_split2() and wp_kses_attr()
+ *
+ * @since 4.2.3
+ *
+ * @param string $element HTML element/tag
+ * @return array|bool List of attributes found in $element. Returns false on failure.
+ */
+function wp_kses_attr_parse( $element ) {
+	$valid = preg_match('%^(<\s*)(/\s*)?([a-zA-Z0-9]+\s*)([^>]*)(>?)$%', $element, $matches);
+	if ( 1 !== $valid ) {
+		return false;
+	}
+
+	$begin =  $matches[1];
+	$slash =  $matches[2];
+	$elname = $matches[3];
+	$attr =   $matches[4];
+	$end =    $matches[5];
+
+	if ( '' !== $slash ) {
+		// Closing elements do not get parsed.
+		return false;
+	}
+
+	// Is there a closing XHTML slash at the end of the attributes?
+	if ( 1 === preg_match( '%\s*/\s*$%', $attr, $matches ) ) {
+		$xhtml_slash = $matches[0];
+		$attr = substr( $attr, 0, -strlen( $xhtml_slash ) );
+	} else {
+		$xhtml_slash = '';
+	}
+	
+	// Split it
+	$attrarr = wp_kses_hair_parse( $attr );
+	if ( false === $attrarr ) {
+		return false;
+	}
+
+	// Make sure all input is returned by adding front and back matter.
+	array_unshift( $attrarr, $begin . $slash . $elname );
+	array_push( $attrarr, $xhtml_slash . $end );
+	
+	return $attrarr;
+}
+
+/**
+ * Builds an attribute list from string containing attributes.
+ *
+ * Does not modify input.  May return "evil" output.
+ * In case of unexpected input, returns false instead of stripping things.
+ *
+ * Based on wp_kses_hair() but does not return a multi-dimensional array.
+ *
+ * @since 4.2.3
+ *
+ * @param string $attr Attribute list from HTML element to closing HTML element tag
+ * @return array|bool List of attributes found in $attr. Returns false on failure.
+ */
+function wp_kses_hair_parse( $attr ) {
+	if ( '' === $attr ) {
+		return array();
+	}
+
+	$regex =
+	  '(?:'
+	.     '[-a-zA-Z:]+'   // Attribute name.
+	. '|'
+	.     '\[\[?[^\[\]]+\]\]?' // Shortcode in the name position implies unfiltered_html.
+	. ')'
+	. '(?:'               // Attribute value.
+	.     '\s*=\s*'       // All values begin with '='
+	.     '(?:'
+	.         '"[^"]*"'   // Double-quoted
+	.     '|'
+	.         "'[^']*'"   // Single-quoted
+	.     '|'
+	.         '[^\s"\']+' // Non-quoted
+	.         '(?:\s|$)'  // Must have a space
+	.     ')'
+	. '|'
+	.     '(?:\s|$)'      // If attribute has no value, space is required.
+	. ')'
+	. '\s*';              // Trailing space is optional except as mentioned above.
+
+	// Although it is possible to reduce this procedure to a single regexp,
+	// we must run that regexp twice to get exactly the expected result.
+
+	$validation = "%^($regex)+$%";
+	$extraction = "%$regex%";
+
+	if ( 1 === preg_match( $validation, $attr ) ) {
+		preg_match_all( $extraction, $attr, $attrarr );
+		return $attrarr[0];
+	} else {
+		return false;
+	}
+}
+
 /**
 * Performs different checks for attribute values.
 *
@@ -1407,7 +1599,7 @@ function safecss_filter_attr( $css, $deprecated = '' ) {
 	$css = wp_kses_no_null($css);
 	$css = str_replace(array("\n","\r","\t"), '', $css);

-	if ( preg_match( '%[\\(&=}]|/\*%', $css ) ) // remove any inline css containing \ ( & } = or comments
+	if ( preg_match( '%[\\\\(&=}]|/\*%', $css ) ) // remove any inline css containing \ ( & } = or comments
 		return '';

 	$css_array = explode( ';', trim( $css ) );
--- a/wp-includes/pluggable.php
+++ b/wp-includes/pluggable.php
@@ -543,7 +543,7 @@ function wp_validate_auth_cookie($cookie = '', $scheme = '') {
 	$key = wp_hash($username . $pass_frag . '|' . $expiration, $scheme);
 	$hash = hash_hmac('md5', $username . '|' . $expiration, $key);

-	if ( hash_hmac( 'md5', $hmac, $key ) !== hash_hmac( 'md5', $hash, $key ) ) {
+	if ( ! hash_equals( $hash, $hmac ) ) {
 		do_action('auth_cookie_bad_hash', $cookie_elements);
 		return false;
 	}
@@ -1342,11 +1342,17 @@ function wp_verify_nonce($nonce, $action = -1) {
 	$i = wp_nonce_tick();

 	// Nonce generated 0-12 hours ago
-	if ( substr(wp_hash($i . $action . $uid, 'nonce'), -12, 10) === $nonce )
+	$expected = substr( wp_hash( $i . '|' . $action . '|' . $uid, 'nonce'), -12, 10 );
+	if ( hash_equals( $expected, $nonce ) ) {
 		return 1;
+	}
+
 	// Nonce generated 12-24 hours ago
-	if ( substr(wp_hash(($i - 1) . $action . $uid, 'nonce'), -12, 10) === $nonce )
+	$expected = substr( wp_hash( ( $i - 1 ) . '|' . $action . '|' . $uid, 'nonce' ), -12, 10 );
+	if ( hash_equals( $expected, $nonce ) ) {
 		return 2;
+	}
+
 	// Invalid nonce
 	return false;
 }
@@ -1369,7 +1375,7 @@ function wp_create_nonce($action = -1) {

 	$i = wp_nonce_tick();

-	return substr(wp_hash($i . $action . $uid, 'nonce'), -12, 10);
+	return substr(wp_hash($i . '|' . $action . '|' . $uid, 'nonce'), -12, 10);
 }
 endif;

@@ -1531,7 +1537,7 @@ function wp_check_password($password, $hash, $user_id = '') {

 	// If the hash is still md5...
 	if ( strlen($hash) <= 32 ) {
-		$check = ( $hash == md5($password) );
+		$check = hash_equals( $hash, md5( $password ) );
 		if ( $check && $user_id ) {
 			// Rehash using new hash.
 			wp_set_password($password, $user_id);
@@ -1749,7 +1755,8 @@ function get_avatar( $id_or_email, $size = '96', $default = '', $alt = false ) {
 		$out = str_replace( '&#038;', '&amp;', esc_url( $out ) );
 		$avatar = "<img alt='{$safe_alt}' src='{$out}' class='avatar avatar-{$size} photo' height='{$size}' width='{$size}' />";
 	} else {
-		$avatar = "<img alt='{$safe_alt}' src='{$default}' class='avatar avatar-{$size} photo avatar-default' height='{$size}' width='{$size}' />";
+		$out = esc_url( $default );
+		$avatar = "<img alt='{$safe_alt}' src='{$out}' class='avatar avatar-{$size} photo avatar-default' height='{$size}' width='{$size}' />";
 	}

 	return apply_filters('get_avatar', $avatar, $id_or_email, $size, $default, $alt);
@@ -1830,3 +1837,35 @@ function wp_text_diff( $left_string, $right_string, $args = null ) {
 }
 endif;

+if ( ! function_exists( 'hash_equals' ) ) :
+/**
+ * Compare two strings in constant time.
+ *
+ * This function is NOT pluggable. It is in this file (in addition to
+ * compat.php) to prevent errors if, during an update, pluggable.php
+ * copies over but compat.php does not.
+ *
+ * This function was added in PHP 5.6.
+ * It can leak the length of a string.
+ *
+ * @since 3.9.2
+ *
+ * @param string $a Expected string.
+ * @param string $b Actual string.
+ * @return bool Whether strings are equal.
+ */
+function hash_equals( $a, $b ) {
+	$a_length = strlen( $a );
+	if ( $a_length !== strlen( $b ) ) {
+		return false;
+	}
+	$result = 0;
+
+	// Do not attempt to "optimize" this.
+	for ( $i = 0; $i < $a_length; $i++ ) {
+		$result |= ord( $a[ $i ] ) ^ ord( $b[ $i ] );
+	}
+
+	return $result === 0;
+}
+endif;
--- a/wp-includes/shortcodes.php
+++ b/wp-includes/shortcodes.php
@@ -176,16 +176,37 @@ function has_shortcode( $content, $tag ) {
 * @uses get_shortcode_regex() Gets the search pattern for searching shortcodes.
 *
 * @param string $content Content to search for shortcodes
+ * @param bool $ignore_html When true, shortcodes inside HTML elements will be skipped.
 * @return string Content with shortcodes filtered out.
 */
-function do_shortcode($content) {
+function do_shortcode( $content, $ignore_html = false ) {
 	global $shortcode_tags;

+	if ( false === strpos( $content, '[' ) ) {
+		return $content;
+	}
+
 	if (empty($shortcode_tags) || !is_array($shortcode_tags))
 		return $content;

+	$tagnames = array_keys($shortcode_tags);
+	$tagregexp = join( '|', array_map('preg_quote', $tagnames) );
+	$pattern = "/\\[($tagregexp)/s";
+
+	if ( 1 !== preg_match( $pattern, $content ) ) {
+		// Avoids parsing HTML when there are no shortcodes or embeds anyway.
+		return $content;
+	}
+
+	$content = do_shortcodes_in_html_tags( $content, $ignore_html );
+
 	$pattern = get_shortcode_regex();
-	return preg_replace_callback( "/$pattern/s", 'do_shortcode_tag', $content );
+	$content = preg_replace_callback( "/$pattern/s", 'do_shortcode_tag', $content );
+	
+	// Always restore square braces so we don't break things like <!--[if IE ]>
+	$content = unescape_invalid_shortcodes( $content );
+	
+	return $content;
 }

 /**
@@ -277,6 +298,141 @@ function do_shortcode_tag( $m ) {
 	}
 }

+/**
+ * Search only inside HTML elements for shortcodes and process them.
+ *
+ * Any [ or ] characters remaining inside elements will be HTML encoded
+ * to prevent interference with shortcodes that are outside the elements.
+ * Assumes $content processed by KSES already.  Users with unfiltered_html
+ * capability may get unexpected output if angle braces are nested in tags.
+ *
+ * @since 4.2.3
+ *
+ * @param string $content Content to search for shortcodes
+ * @param bool $ignore_html When true, all square braces inside elements will be encoded.
+ * @return string Content with shortcodes filtered out.
+ */
+function do_shortcodes_in_html_tags( $content, $ignore_html ) {
+	// Normalize entities in unfiltered HTML before adding placeholders.
+	$trans = array( '&#91;' => '&#091;', '&#93;' => '&#093;' );
+	$content = strtr( $content, $trans );
+	$trans = array( '[' => '&#91;', ']' => '&#93;' );
+	
+	$pattern = get_shortcode_regex();
+
+	$comment_regex =
+		  '!'           // Start of comment, after the <.
+		. '(?:'         // Unroll the loop: Consume everything until --> is found.
+		.     '-(?!->)' // Dash not followed by end of comment.
+		.     '[^\-]*+' // Consume non-dashes.
+		. ')*+'         // Loop possessively.
+		. '(?:-->)?';   // End of comment. If not found, match all input.
+
+	$regex =
+		  '/('                   // Capture the entire match.
+		.     '<'                // Find start of element.
+		.     '(?(?=!--)'        // Is this a comment?
+		.         $comment_regex // Find end of comment.
+		.     '|'
+		.         '[^>]*>?'      // Find end of element. If not found, match all input.
+		.     ')'
+		. ')/s';
+
+	$textarr = preg_split( $regex, $content, -1, PREG_SPLIT_DELIM_CAPTURE | PREG_SPLIT_NO_EMPTY );
+
+	foreach ( $textarr as &$element ) {
+		if ( '<' !== $element[0] ) {
+			continue;
+		}
+
+		$noopen = false === strpos( $element, '[' );
+		$noclose = false === strpos( $element, ']' );
+		if ( $noopen || $noclose ) {
+			// This element does not contain shortcodes.
+			if ( $noopen xor $noclose ) {
+				// Need to encode stray [ or ] chars.
+				$element = strtr( $element, $trans );
+			}
+			continue;
+		}
+
+		if ( $ignore_html || '<!--' === substr( $element, 0, 4 ) ) {
+			// Encode all [ and ] chars.
+			$element = strtr( $element, $trans );
+			continue;
+		}
+
+		$attributes = wp_kses_attr_parse( $element );
+		if ( false === $attributes ) {
+			// Looks like we found some crazy unfiltered HTML.  Skipping it for sanity.
+			$element = strtr( $element, $trans );
+			continue;
+		}
+		
+		// Get element name
+		$front = array_shift( $attributes );
+		$back = array_pop( $attributes );
+		$matches = array();
+		preg_match('%[a-zA-Z0-9]+%', $front, $matches);
+		$elname = $matches[0];
+		
+		// Look for shortcodes in each attribute separately.
+		foreach ( $attributes as &$attr ) {
+			$open = strpos( $attr, '[' );
+			$close = strpos( $attr, ']' );
+			if ( false === $open || false === $close ) {
+				continue; // Go to next attribute.  Square braces will be escaped at end of loop.
+			}
+			$double = strpos( $attr, '"' );
+			$single = strpos( $attr, "'" );
+			if ( ( false === $single || $open < $single ) && ( false === $double || $open < $double ) ) {
+				// $attr like '[shortcode]' or 'name = [shortcode]' implies unfiltered_html.
+				// In this specific situation we assume KSES did not run because the input
+				// was written by an administrator, so we should avoid changing the output
+				// and we do not need to run KSES here.
+				$attr = preg_replace_callback( "/$pattern/s", 'do_shortcode_tag', $attr );
+			} else {
+				// $attr like 'name = "[shortcode]"' or "name = '[shortcode]'"
+				// We do not know if $content was unfiltered. Assume KSES ran before shortcodes.
+				$count = 0;
+				$new_attr = preg_replace_callback( "/$pattern/s", 'do_shortcode_tag', $attr, -1, $count );
+				if ( $count > 0 ) {
+					// Sanitize the shortcode output using KSES.
+					$new_attr = wp_kses_one_attr( $new_attr, $elname );
+					if ( '' !== $new_attr ) {
+						// The shortcode is safe to use now.
+						$attr = $new_attr;
+					}
+				}
+			}
+		}
+		$element = $front . implode( '', $attributes ) . $back;
+		
+		// Now encode any remaining [ or ] chars.
+		$element = strtr( $element, $trans );
+	}
+	
+	$content = implode( '', $textarr );
+	
+	return $content;
+}
+
+/**
+ * Remove placeholders added by do_shortcodes_in_html_tags().
+ *
+ * @since 4.2.3
+ *
+ * @param string $content Content to search for placeholders.
+ * @return string Content with placeholders removed.
+ */
+function unescape_invalid_shortcodes( $content ) {
+        // Clean up entire string, avoids re-parsing HTML.
+        $trans = array( '&#91;' => '[', '&#93;' => ']' );
+        $content = strtr( $content, $trans );
+        
+        return $content;
+}
+
 /**
 * Retrieve all attributes from the shortcodes tag.
 *
@@ -371,9 +527,15 @@ function strip_shortcodes( $content ) {
 	if (empty($shortcode_tags) || !is_array($shortcode_tags))
 		return $content;

-	$pattern = get_shortcode_regex();
+	$content = do_shortcodes_in_html_tags( $content, true );

-	return preg_replace_callback( "/$pattern/s", 'strip_shortcode_tag', $content );
+	$pattern = get_shortcode_regex();
+	$content = preg_replace_callback( "/$pattern/s", 'strip_shortcode_tag', $content );
+
+	// Always restore square braces so we don't break things like <!--[if IE ]>
+	$content = unescape_invalid_shortcodes( $content );
+	
+	return $content;
 }

 function strip_shortcode_tag( $m ) {
--- a/wp-includes/user.php
+++ b/wp-includes/user.php
@@ -1409,6 +1409,9 @@ function wp_insert_user( $userdata ) {
 	$data = wp_unslash( $data );

 	if ( $update ) {
+		if ( $user_email !== $old_user_data->user_email ) {
+			$data['user_activation_key'] = '';
+		}
 		$wpdb->update( $wpdb->users, $data, compact( 'ID' ) );
 		$user_id = (int) $ID;
 	} else {
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,14 +4,14 @@
 *
 * @global string $wp_version
 */
-$wp_version = '3.8.3';
+$wp_version = '3.8.9';

 /**
 * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.
 *
 * @global int $wp_db_version
 */
-$wp_db_version = 26692;
+$wp_db_version = 26694;

 /**
 * Holds the TinyMCE version
--- a/wp-includes/wp-db.php
+++ b/wp-includes/wp-db.php
--- a/wp-login.php
+++ b/wp-login.php
@@ -524,7 +524,7 @@ case 'retrievepassword' :

 ?>

-<form name="lostpasswordform" id="lostpasswordform" action="<?php echo esc_url( site_url( 'wp-login.php?action=lostpassword', 'login_post' ) ); ?>" method="post">
+<form name="lostpasswordform" id="lostpasswordform" action="<?php echo esc_url( network_site_url( 'wp-login.php?action=lostpassword', 'login_post' ) ); ?>" method="post">
 	<p>
 		<label for="user_login" ><?php _e('Username or E-mail:') ?><br />
 		<input type="text" name="user_login" id="user_login" class="input" value="<?php echo esc_attr($user_login); ?>" size="20" /></label>
@@ -563,10 +563,28 @@ break;

 case 'resetpass' :
 case 'rp' :
-	$user = check_password_reset_key($_GET['key'], $_GET['login']);
+	list( $rp_path ) = explode( '?', wp_unslash( $_SERVER['REQUEST_URI'] ) );
+	$rp_cookie = 'wp-resetpass-' . COOKIEHASH;
+	if ( isset( $_GET['key'] ) ) {
+		$value = sprintf( '%s:%s', wp_unslash( $_GET['login'] ), wp_unslash( $_GET['key'] ) );
+		setcookie( $rp_cookie, $value, 0, $rp_path, COOKIE_DOMAIN, is_ssl(), true );
+		wp_safe_redirect( remove_query_arg( array( 'key', 'login' ) ) );
+		exit;
+	}

-	if ( is_wp_error($user) ) {
-		if ( $user->get_error_code() === 'expired_key' )
+	if ( isset( $_COOKIE[ $rp_cookie ] ) && 0 < strpos( $_COOKIE[ $rp_cookie ], ':' ) ) {
+		list( $rp_login, $rp_key ) = explode( ':', wp_unslash( $_COOKIE[ $rp_cookie ] ), 2 );
+		$user = check_password_reset_key( $rp_key, $rp_login );
+		if ( isset( $_POST['pass1'] ) && ! hash_equals( $rp_key, $_POST['rp_key'] ) ) {
+			$user = false;
+		}
+	} else {
+		$user = false;
+	}
+
+	if ( ! $user || is_wp_error( $user ) ) {
+		setcookie( $rp_cookie, ' ', time() - YEAR_IN_SECONDS, $rp_path, COOKIE_DOMAIN, is_ssl(), true );
+		if ( $user && $user->get_error_code() === 'expired_key' )
 			wp_redirect( site_url( 'wp-login.php?action=lostpassword&error=expiredkey' ) );
 		else
 			wp_redirect( site_url( 'wp-login.php?action=lostpassword&error=invalidkey' ) );
@@ -590,6 +608,7 @@ case 'rp' :

 	if ( ( ! $errors->get_error_code() ) && isset( $_POST['pass1'] ) && !empty( $_POST['pass1'] ) ) {
 		reset_password($user, $_POST['pass1']);
+		setcookie( $rp_cookie, ' ', time() - YEAR_IN_SECONDS, $rp_path, COOKIE_DOMAIN, is_ssl(), true );
 		login_header( __( 'Password Reset' ), '<p class="message reset-pass">' . __( 'Your password has been reset.' ) . ' <a href="' . esc_url( wp_login_url() ) . '">' . __( 'Log in' ) . '</a></p>' );
 		login_footer();
 		exit;
@@ -601,8 +620,8 @@ case 'rp' :
 	login_header(__('Reset Password'), '<p class="message reset-pass">' . __('Enter your new password below.') . '</p>', $errors );

 ?>
-<form name="resetpassform" id="resetpassform" action="<?php echo esc_url( site_url( 'wp-login.php?action=resetpass&key=' . urlencode( $_GET['key'] ) . '&login=' . urlencode( $_GET['login'] ), 'login_post' ) ); ?>" method="post" autocomplete="off">
-	<input type="hidden" id="user_login" value="<?php echo esc_attr( $_GET['login'] ); ?>" autocomplete="off" />
+<form name="resetpassform" id="resetpassform" action="<?php echo esc_url( network_site_url( 'wp-login.php?action=resetpass', 'login_post' ) ); ?>" method="post" autocomplete="off">
+	<input type="hidden" id="user_login" value="<?php echo esc_attr( $rp_login ); ?>" autocomplete="off" />

 	<p>
 		<label for="pass1"><?php _e('New password') ?><br />
@@ -617,6 +636,7 @@ case 'rp' :
 	<p class="description indicator-hint"><?php _e('Hint: The password should be at least seven characters long. To make it stronger, use upper and lower case letters, numbers and symbols like ! " ? $ % ^ &amp; ).'); ?></p>

 	<br class="clear" />
+	<input type="hidden" name="rp_key" value="<?php echo esc_attr( $rp_key ); ?>" />
 	<p class="submit"><input type="submit" name="wp-submit" id="wp-submit" class="button button-primary button-large" value="<?php esc_attr_e('Reset Password'); ?>" /></p>
 </form>
Author	SHA1	Message	Date
Dion Hulse	35520b41f7	Tag 3.8.9. Built from https://develop.svn.wordpress.org/@33405 git-svn-id: http://core.svn.wordpress.org/tags/3.8.9@33373 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2015-07-23 12:13:55 +00:00
Gary Pendergast	b796308091	Bump 3.9 branch to version 3.8.9. Built from https://develop.svn.wordpress.org/branches/3.8@33399 git-svn-id: http://core.svn.wordpress.org/branches/3.8@33367 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2015-07-23 11:09:09 +00:00
Gary Pendergast	fbc90de16c	Shortcodes: Improve the reliablity of shortcodes inside HTML tags. Merge of [33359] to the 3.8 branch. Props miqrogroove. See #15694. Built from https://develop.svn.wordpress.org/branches/3.8@33388 git-svn-id: http://core.svn.wordpress.org/branches/3.8@33356 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2015-07-23 05:09:09 +00:00
Gary Pendergast	9a0402d634	Capabilities: When creating an auto-draft, ensure that the current user still has permission to do so. Merge of [33357] to the 3.8 branch. Built from https://develop.svn.wordpress.org/branches/3.8@33378 git-svn-id: http://core.svn.wordpress.org/branches/3.8@33349 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2015-07-23 04:19:10 +00:00
Dominik Schilling	c56e499391	3.8.8 version bumps. Built from https://develop.svn.wordpress.org/branches/3.8@32438 git-svn-id: http://core.svn.wordpress.org/branches/3.8@32408 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2015-05-06 23:34:10 +00:00
Michael Adams	74417f8f5c	Upgrade: `$wpdb->get_col_length()` sanity check: bail on unexpected return value. Merges [32429] for the 3.8 branch. See #32165. Built from https://develop.svn.wordpress.org/branches/3.8@32434 git-svn-id: http://core.svn.wordpress.org/branches/3.8@32404 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2015-05-06 23:14:25 +00:00
Michael Adams	d342b4c478	Upgrade: Ensure unintelligible DB schemas don't result in content loss. Merge of [32417] to the 3.8 branch. See #32165. Props ocean90. Built from https://develop.svn.wordpress.org/branches/3.8@32422 git-svn-id: http://core.svn.wordpress.org/branches/3.8@32392 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2015-05-06 21:53:25 +00:00
John Blackbourn	d4c9ce4bda	WPDB: Allow queries to reference tables in the dbname.tablename format, and allow table names to contain any valid character, rather than just ASCII. Merge of [32368] to the 3.8 branch. Props pento, willstedt for the initial patch. See #32090. Built from https://develop.svn.wordpress.org/branches/3.8@32415 git-svn-id: http://core.svn.wordpress.org/branches/3.8@32385 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2015-05-06 21:13:11 +00:00
Aaron Jorbin	84c27f1b42	When upgrading WordPress remove genericons example.html files [32385] for 3.8 branch Props @dd32, @boonebgorges, @johnjamesjacoby, @drewapicture, @jorbin Built from https://develop.svn.wordpress.org/branches/3.8@32410 git-svn-id: http://core.svn.wordpress.org/branches/3.8@32380 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2015-05-06 20:40:10 +00:00
Dominik Schilling	1695bed869	WPDB: When sanity checking query character sets, there's no need to check queries that don't return user data. Merges [32374] to the 3.8 branch. props pento. see #32104. Built from https://develop.svn.wordpress.org/branches/3.8@32406 git-svn-id: http://core.svn.wordpress.org/branches/3.8@32376 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2015-05-06 20:07:10 +00:00
Helen Hou-Sandí	75b1ce17ad	The UTF-8 regex can occasionally fail on very low memory machines. Reduce the amount of memory it uses. Merges [32375] to the 3.8 branch. props pento. See #32204. Built from https://develop.svn.wordpress.org/branches/3.8@32399 git-svn-id: http://core.svn.wordpress.org/branches/3.8@32369 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2015-05-06 19:44:11 +00:00
Michael Adams	b9558b5c68	WPDB: When checking that a string can be sent to MySQL, we shouldn't use `mb_convert_encoding()`, as it behaves differently to MySQL's character encoding conversion. Merge of [32364] to the 3.8 branch. Props mdawaffe, pento, nbachiyski, jorbin, johnjamesjacoby, jeremyfelt. See #32165. Built from https://develop.svn.wordpress.org/branches/3.8@32390 git-svn-id: http://core.svn.wordpress.org/branches/3.8@32360 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2015-05-06 19:15:10 +00:00
Michael Adams	b6bdb208dd	3.8: - WPDB: Sanity check that any strings being stored in the DB are not too long to store correctly. - When upgrading, remove any suspicious comments. Built from https://develop.svn.wordpress.org/branches/3.8@32317 git-svn-id: http://core.svn.wordpress.org/branches/3.8@32288 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2015-04-27 18:34:10 +00:00
Gary Pendergast	d6c009f72c	3.8 branch is now 3.8.8. Built from https://develop.svn.wordpress.org/branches/3.8@32304 git-svn-id: http://core.svn.wordpress.org/branches/3.8@32275 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2015-04-27 14:12:24 +00:00
Helen Hou-Sandí	da9b7a3b48	The 3.8 branch is now 3.8.7. Built from https://develop.svn.wordpress.org/branches/3.8@32285 git-svn-id: http://core.svn.wordpress.org/branches/3.8@32256 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2015-04-23 21:36:02 +00:00
Gary Pendergast	1975036fc4	WPDB: When sanity checking a string by sending it to MySQL for conversion checks, the incorrect data structure was being returned from wpdb::strip_invalid_text(), causing all write queries to fail for some character sets when the query contained non-ASCII characters. Merge of [32261] to the 3.8 branch. See #32051. Built from https://develop.svn.wordpress.org/branches/3.8@32274 git-svn-id: http://core.svn.wordpress.org/branches/3.8@32245 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2015-04-23 11:52:11 +00:00
Gary Pendergast	b93fea1bbb	WPDB: When deciding if a query needs extra sanity checking based on collation, return early when we can. Merges [32232] and [32233] to the 3.8 branch. See #32029. Built from https://develop.svn.wordpress.org/branches/3.8@32240 git-svn-id: http://core.svn.wordpress.org/branches/3.8@32211 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2015-04-21 07:01:10 +00:00
Gary Pendergast	983bd76658	Bump 3.8 branch to 3.8.6. Built from https://develop.svn.wordpress.org/branches/3.8@32215 git-svn-id: http://core.svn.wordpress.org/branches/3.8@32189 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2015-04-20 17:36:11 +00:00
Gary Pendergast	4427438a56	3.8: Update about.php. Built from https://develop.svn.wordpress.org/branches/3.8@32214 git-svn-id: http://core.svn.wordpress.org/branches/3.8@32188 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2015-04-20 17:34:09 +00:00
Gary Pendergast	46b1d12a64	Ensure post titles are correctly escaped on the Dashboard. Merge of [32175] to the 3.8 branch. Props helen, ocean90, dd32, pento. Built from https://develop.svn.wordpress.org/branches/3.8@32205 git-svn-id: http://core.svn.wordpress.org/branches/3.8@32178 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2015-04-20 13:42:10 +00:00
Gary Pendergast	67b4625791	In Multisite, prevent plugins from unintentionally switching sites. Merge of [32173] to the 3.8 branch. Props mdawaffe, pento. Built from https://develop.svn.wordpress.org/branches/3.8@32201 git-svn-id: http://core.svn.wordpress.org/branches/3.8@32174 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2015-04-20 13:26:10 +00:00
Gary Pendergast	7bf1b6ce40	Remove some old backwards compatibility code from TinyMCE. Merge of [32166] to the 3.8 branch. Props azaozz. Built from https://develop.svn.wordpress.org/branches/3.8@32195 git-svn-id: http://core.svn.wordpress.org/branches/3.8@32168 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2015-04-20 12:55:11 +00:00
Gary Pendergast	049740b854	Clean up some edge cases in `sanitize_sql_orderby()`. Merge of [32164] to the 3.8 branch. Props vortfu, dd32. Built from https://develop.svn.wordpress.org/branches/3.8@32191 git-svn-id: http://core.svn.wordpress.org/branches/3.8@32164 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2015-04-20 12:38:10 +00:00
Gary Pendergast	e5706783f0	Merge the query sanity checks from #21212 to the 3.8 branch. Props pento, nacin, mdawaffe, DrewAPicture. Built from https://develop.svn.wordpress.org/branches/3.8@32186 git-svn-id: http://core.svn.wordpress.org/branches/3.8@32159 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2015-04-20 11:32:11 +00:00
Gary Pendergast	2671c3eb8f	3.8: Bump package.json, readme.html and license.txt. Built from https://develop.svn.wordpress.org/branches/3.8@32158 git-svn-id: http://core.svn.wordpress.org/branches/3.8@32133 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2015-04-20 03:48:09 +00:00
Gary Pendergast	37d6092e6c	The 3.8 branch is now 3.8.6-alpha. Built from https://develop.svn.wordpress.org/branches/3.8@32157 git-svn-id: http://core.svn.wordpress.org/branches/3.8@32132 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2015-04-20 03:46:10 +00:00
Andrew Nacin	86dbc0e9f7	3.8.5 version bumps. Built from https://develop.svn.wordpress.org/branches/3.8@30473 git-svn-id: http://core.svn.wordpress.org/branches/3.8@30464 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2014-11-20 16:26:19 +00:00
Andrew Nacin	81a07d58df	Prevent high resource usage when hashing large passwords. props mdawaffe, pento Merges [30466] to the 3.8 branch. Built from https://develop.svn.wordpress.org/branches/3.8@30469 git-svn-id: http://core.svn.wordpress.org/branches/3.8@30460 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2014-11-20 16:07:10 +00:00
Andrew Nacin	a8ee34c745	Validate image data. Merges [30458] to the 3.8 branch. Built from https://develop.svn.wordpress.org/branches/3.8@30464 git-svn-id: http://core.svn.wordpress.org/branches/3.8@30455 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2014-11-20 15:59:10 +00:00
Andrew Nacin	e8613eb44a	Anchor texturize to shortcodes to improve regex efficiency. Merges [30452] to the 3.8 branch. props miqrogroove. see #29557 for segfault issues. Built from https://develop.svn.wordpress.org/branches/3.8@30455 git-svn-id: http://core.svn.wordpress.org/branches/3.8@30446 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2014-11-20 14:37:10 +00:00
Andrew Nacin	10f8d67e1b	Better validation of the URL used in core HTTP requests. Merges [30443] to the 3.8 branch. Built from https://develop.svn.wordpress.org/branches/3.8@30446 git-svn-id: http://core.svn.wordpress.org/branches/3.8@30441 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2014-11-20 14:02:23 +00:00
Andrew Nacin	b8f2bbf7d3	Press This: Ensure the error message is printed. props johnbillion Merges [30438] to the 3.8 branch. Built from https://develop.svn.wordpress.org/branches/3.8@30441 git-svn-id: http://core.svn.wordpress.org/branches/3.8@30436 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2014-11-20 14:00:10 +00:00
Andrew Nacin	916509ecd6	Invalidate password keys when a user's email changes. Merges [30430] to the 3.8 branch. Built from https://develop.svn.wordpress.org/branches/3.8@30433 git-svn-id: http://core.svn.wordpress.org/branches/3.8@30428 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2014-11-20 13:42:25 +00:00
Andrew Nacin	41c66d64fb	Fix typo in style filter. props miqrogroove Merges [30425] to the 3.8 branch. Built from https://develop.svn.wordpress.org/branches/3.8@30428 git-svn-id: http://core.svn.wordpress.org/branches/3.8@30423 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2014-11-20 13:16:52 +00:00
Andrew Nacin	fb7b89a23d	Form validation for password resets. Merges [30417] to the 3.8 branch. Built from https://develop.svn.wordpress.org/branches/3.8@30420 git-svn-id: http://core.svn.wordpress.org/branches/3.8@30415 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2014-11-20 12:25:11 +00:00
Andrew Nacin	2a05a279fd	Use hash_equals() for old md5 hashes. Merges [30412] to the 3.8 branch. Built from https://develop.svn.wordpress.org/branches/3.8@30415 git-svn-id: http://core.svn.wordpress.org/branches/3.8@30410 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2014-11-20 12:05:11 +00:00
Andrew Nacin	57e6b6e116	Password resets: Use network_site_url() for form actions. Merges [29631] to the 3.8 branch. props mdawaffe. fixes #29156. Built from https://develop.svn.wordpress.org/branches/3.8@29639 git-svn-id: http://core.svn.wordpress.org/branches/3.8@29413 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2014-08-27 03:05:10 +00:00
Andrew Nacin	78d0ddfa36	3.8.4 Built from https://develop.svn.wordpress.org/branches/3.8@29412 git-svn-id: http://core.svn.wordpress.org/branches/3.8@29190 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2014-08-06 18:27:27 +00:00
Andrew Nacin	fafada01b7	Use delimiters when building nonce hashes. Part two of [29386]. Built from https://develop.svn.wordpress.org/branches/3.8@29409 git-svn-id: http://core.svn.wordpress.org/branches/3.8@29187 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2014-08-06 17:58:11 +00:00
Andrew Nacin	7f5fcb184b	Ignore entities in XML-RPC requests. Merges [29404] to the 3.8 branch. props mdawaffe, nacin. Built from https://develop.svn.wordpress.org/branches/3.8@29406 git-svn-id: http://core.svn.wordpress.org/branches/3.8@29184 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2014-08-06 17:51:11 +00:00
Andrew Nacin	8905d8bda9	Escape late in get_avatar(). Merges [29397] to the 3.8 branch. Built from https://develop.svn.wordpress.org/branches/3.8@29399 git-svn-id: http://core.svn.wordpress.org/branches/3.8@29177 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2014-08-06 07:51:25 +00:00
Andrew Nacin	1282f9b034	Don't pass around the password reset key. Merges [29327] and [29381] to the 3.9 branch. props mdawaffe. fixes #29060. Built from https://develop.svn.wordpress.org/branches/3.8@29395 git-svn-id: http://core.svn.wordpress.org/branches/3.8@29173 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2014-08-06 06:38:13 +00:00
Andrew Nacin	1f14360fe8	Disable external entities in ID3. Merges [29378] to the 3.8 branch. Built from https://develop.svn.wordpress.org/branches/3.8@29391 git-svn-id: http://core.svn.wordpress.org/branches/3.8@29169 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2014-08-06 05:58:10 +00:00
Andrew Nacin	72d44b2fce	Constant time for wp_verify_nonce(). Merges [29384] to the 3.8 branch. Built from https://develop.svn.wordpress.org/branches/3.8@29386 git-svn-id: http://core.svn.wordpress.org/branches/3.8@29164 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2014-08-06 05:43:22 +00:00
Andrew Nacin	f9bf8f0886	3.8.4-alpha Built from https://develop.svn.wordpress.org/branches/3.8@29385 git-svn-id: http://core.svn.wordpress.org/branches/3.8@29163 1a063a9b-81f0-0310-95a4-ce76da25c4cd	2014-08-06 05:43:12 +00:00