--- a/wp/wp-includes/nav-menu-template.php	Fri Sep 05 18:40:08 2025 +0200
+++ b/wp/wp-includes/nav-menu-template.php	Fri Sep 05 18:52:52 2025 +0200
@@ -7,6 +7,11 @@
  * @since 3.0.0
  */
 
+// Don't load directly.
+if ( ! defined( 'ABSPATH' ) ) {
+	die( '-1' );
+}
+
 /** Walker_Nav_Menu class */
 require_once ABSPATH . WPINC . '/class-walker-nav-menu.php';