--- a/wp/wp-admin/link-add.php	Thu Sep 29 08:06:27 2022 +0200
+++ b/wp/wp-admin/link-add.php	Fri Sep 05 18:40:08 2025 +0200
@@ -17,7 +17,9 @@
 $title       = __( 'Add New Link' );
 $parent_file = 'link-manager.php';
 
-wp_reset_vars( array( 'action', 'cat_id', 'link_id' ) );
+$action  = ! empty( $_REQUEST['action'] ) ? sanitize_text_field( $_REQUEST['action'] ) : '';
+$cat_id  = ! empty( $_REQUEST['cat_id'] ) ? absint( $_REQUEST['cat_id'] ) : 0;
+$link_id = ! empty( $_REQUEST['link_id'] ) ? absint( $_REQUEST['link_id'] ) : 0;
 
 wp_enqueue_script( 'link' );
 wp_enqueue_script( 'xfn' );