myjaxchamber.com XSS vulnerability

Vulnerable URL: https://www.myjaxchamber.com/index.php?submenu=directory=sba=businesssearchenhlister=Allkey=%22%27--%21%3E%3CScript%2FK%2F%3Econfirm%28%60OPENBUGBOUNTY%60%29%3C%2FScript%2FK%2F%3E=Submit Details: Description| Value ---|--- Patched:| No Latest check for patch:| 31.07.2017...