Changeset 61516 for trunk/src/wp-includes/style-engine/class-wp-style-engine-css-declarations.php

Timestamp:

01/23/2026 05:56:40 AM (9 months ago)

Author:

isabel_brison

Message:

Editor: guard against non-string values in style engine.

Checks that the value passed to add_declaration is a string to prevent fatal errors due to malformed block attributes.

Props andrewserong.
Fixes #64545.

File:

• trunk/src/wp-includes/style-engine/class-wp-style-engine-css-declarations.php (modified) (1 diff)

trunk/src/wp-includes/style-engine/class-wp-style-engine-css-declarations.php

@@ -57 +57 @@
                 // Bails early if the property is empty.
                 if ( empty( $property ) ) {
+                        return $this;
+                }
+
+                // Bail early if value is not a string. Prevents fatal errors from malformed block markup.
+                if ( ! is_string( $value ) ) {
                         return $this;
                 }