museenkoeln.de XSS vulnerability

Vulnerable URL: https://museenkoeln.de/ns-dokumentationszentrum/default.aspx?s=771!prettyPhoto/0,%3Ca%20onclick=%22alert%27OPENBUGBOUNTY%27;%22%3E/ Details: Description| Value ---|--- Patched:| Verification in progress Latest check for patch:| 30.10.2017 Vulnerability type:| XSS Vulnerability...