Changeset 49391 for branches/5.4/src/wp-includes/functions.php

Timestamp:

10/29/2020 06:39:14 PM (4 years ago)

Author:

whyisjake

Message:

General: WordPress updates

• XML-RPC: Improve error messages for unprivileged users.
• External Libraries: Disable deserialization in Requests_Utility_FilteredIterator
• Embeds: Disable embeds on deactivated Multisite sites.
• Coding standards: Modify escaping functions to avoid potential false positives.
• XML-RPC: Return error message if attachment ID is incorrect.
• Upgrade/install: Improve logic check when determining installation status.
• Meta: Sanitize meta key before checking protection status.
• Themes: Ensure that only privileged users can set a background image when a theme is using the deprecated custom background page.

Brings the changes from [49380,49382-49388] to the 5.4 branch.

Props xknown, zieladam, peterwilsoncc, whyisjake, desrosj, dd32.

Location:

branches/5.4

Files:

• . (modified) (1 prop)
• src/wp-includes/functions.php (modified) (1 diff)

branches/5.4/src/wp-includes/functions.php

@@ -1743 +1743 @@
         }
 
-        if ( ! $wpdb->get_results( "DESCRIBE $table;" ) ) {
+        $described_table = $wpdb->get_results( "DESCRIBE $table;" );
+        if ( is_array( $described_table ) && count( $described_table ) === 0 ) {
             continue;
         }