--- a/wp/wp-admin/link.php	Thu Sep 29 08:06:27 2022 +0200
+++ b/wp/wp-admin/link.php	Fri Sep 05 18:40:08 2025 +0200
@@ -12,7 +12,9 @@
 /** Load WordPress Administration Bootstrap */
 require_once __DIR__ . '/admin.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;
 
 if ( ! current_user_can( 'manage_links' ) ) {
 	wp_link_manager_disabled_message();
@@ -45,7 +47,7 @@
 			$link_id = (int) $link_id;
 
 			if ( wp_delete_link( $link_id ) ) {
-				$deleted++;
+				++$deleted;
 			}
 		}