horizon.celestus.fr XSS vulnerability

Vulnerable URL: http://horizon.celestus.fr/game.php?Uid=%3Cscript%3Ealert%27OPENBUGBOUNTY%27%3C/script%3E\n Details: Description| Value ---|--- Patched:| No Latest check for patch:| 23.12.2017 Vulnerability type:| XSS Vulnerability status:| Publicly disclosed Alexa Rank| Unknown / Not calculated...