sqlcourse2.com XSS vulnerability

Vulnerable URL: http://www.sqlcourse2.com/having.html/'-alert'OPENBUGBOUNTY'-'/ Details: Description| Value ---|--- Patched:| No Latest check for patch:| 15.08.2017 Vulnerability type:| XSS Vulnerability status:| Publicly disclosed Alexa Rank| 154329 VIP website status:| Yes Check sqlcourse2.com...