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Widgets: Prevent infinite loop in PHP8+ if the URL for the widget instance is incorrectly defined

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This checks to make sure $link isn't empty before attempting to manipulate it.  A simple test to demonstrate this can be seen at https://3v4l.org/PgSZg. Unit tests for both what already works and what is fixed by this change.

Props hellofromTonya, dd32, peterwilsoncc.
Fixes #53278.


Built from https://develop.svn.wordpress.org/trunk@51107


git-svn-id: http://core.svn.wordpress.org/trunk@50716 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
Aaron Jorbin
2021-06-08 19:35:57 +00:00
parent ba5e7a0fb9
commit e2104af75e
3 changed files with 4 additions and 4 deletions
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2
wp-includes/version.php
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@@ -13,7 +13,7 @@
*
* @global string $wp_version
*/
$wp_version = '5.8-alpha-51106';
$wp_version = '5.8-alpha-51107';
/**
* Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.