mincost.co.uk XSS vulnerability

Vulnerable URL: http://www.mincost.co.uk/sitemap.jsp?a=test%22%27--!%3E%3CImage%0CSrcset%3DK%0COnerror%3DconfirmOPENBUGBOUNTY%0C Details: Description| Value ---|--- Patched:| Yes, at Vulnerability type:| XSS Vulnerability status:| Publicly disclosed Alexa Rank| 21227615 VIP website status:| No...