diff --git a/src/opnsense/mvc/app/controllers/OPNsense/Cron/ItemController.php b/src/opnsense/mvc/app/controllers/OPNsense/Cron/ItemController.php
index a94d63382..8c8b74251 100644
--- a/src/opnsense/mvc/app/controllers/OPNsense/Cron/ItemController.php
+++ b/src/opnsense/mvc/app/controllers/OPNsense/Cron/ItemController.php
@@ -43,7 +43,7 @@ class ItemController extends \OPNsense\Base\IndexController
      */
     public function openAction($uuid = null)
     {
-        $this->view->selected_uuid = $uuid;
+        $this->view->selected_uuid = htmlspecialchars($uuid, ENT_QUOTES | ENT_HTML401);
         // include dialog form definitions
         $this->view->formDialogEdit = $this->getForm("dialogEdit");
         $this->view->pick('OPNsense/Cron/index');