Cross-site scripting (XSS) vulnerability in control.php in the controlcenter in Phorum before 5.2.17 allows remote attackers to inject arbitrary web script or HTML via the real_name parameter.

Cross-site scripting (XSS) vulnerability in Phorum before 5.2.16 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Cross-site request forgery (CSRF) vulnerability in Phorum before 5.2.16 allows remote attackers to hijack the authentication of unspecified victims via unknown vectors.

Cross-site scripting (XSS) vulnerability in Phorum before 5.2.15 allows remote attackers to inject arbitrary web script or HTML via an invalid email address.

Cross-site scripting (XSS) vulnerability in Phorum before 5.2.10 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Directory traversal vulnerability in pm.php in Phorum 5 allows remote authenticated users to include and execute arbitrary local files via directory traversal sequences in the GLOBALS[template] parameter, as demonstrated by injecting PHP sequences into a log file, which is then included by pm.php.

PHP remote file inclusion vulnerability in common.php in PHORUM 5.1.13 and earlier allows remote attackers to execute arbitrary PHP code via a URL in the PHORUM[http_path] parameter. NOTE: this issue has been disputed by the vendor, who states "common.php is checked on the very first line of non-comment code that it is not being called directly. It has been this way in all 5.x version of Phorum." CVE analysis concurs with the vendor

Multiple cross-site scripting (XSS) vulnerabilities in Phorum 5.0.17a and earlier allow remote attackers to inject arbitrary web script or HTML via (1) the username parameter to register.php or (2) a signature of a logged-in user in "My Control Center," which is not properly handled by control.php.

Multiple cross-site scripting (XSS) vulnerabilities in Phorum 3.1 through 5.0.3 beta allow remote attackers to inject arbitrary web script or HTML via the (1) HTTP_REFERER parameter to login.php, (2) HTTP_REFERER parameter to register.php, or (3) target parameter to profile.php.

Unspecified vulnerability in Phorum 3.4 through 3.4.2 allows remote attackers to use Phorum as a connection proxy to other sites via (1) register.php or (2) login.php.