SourceCodester Simple Forum Website Signup Page registration.php cross site scripting

A vulnerability, which was classified as problematic, was found in SourceCodester Simple Forum Website 1.0. This affects an unknown part of the file /registration.php of the component Signup Page. The manipulation of the argument username leads to cross site scripting. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.