Changeset 60681 for trunk/src/wp-admin/includes/class-wp-themes-list-table.php

Timestamp:

08/27/2025 10:32:57 AM (5 months ago)

Author:

jonsurrell

Message:

Scripts: Use appropriate JSON encoding flags for script tags.

wp_json_encode() with default arguments is insufficient to safely escape JSON for script tags. Use JSON_HEX_TAG | JSON_UNESCAPED_SLASHES flags.

Developed in ​https://github.com/WordPress/wordpress-develop/pull/9557.

Props devasheeshkaul, jonsurrell, siliconforks.
Fixes #63851.

File:

• trunk/src/wp-admin/includes/class-wp-themes-list-table.php (modified) (1 diff)

trunk/src/wp-admin/includes/class-wp-themes-list-table.php

@@ -358 +358 @@
         }
 
-        printf( "<script type='text/javascript'>var theme_list_args = %s;</script>\n", wp_json_encode( $args ) );
+        printf( "<script type='text/javascript'>var theme_list_args = %s;</script>\n", wp_json_encode( $args, JSON_HEX_TAG | JSON_UNESCAPED_SLASHES ) );
         parent::_js_vars();
     }