Ultimate PHP Board (UPB) 1.9 allows remote attackers to execute arbitrary PHP code with UPB administrator privileges via an HTTP request containing the code in the User-Agent header, which is executed when the administrator executes admin_iplog.php.

SQL injection vulnerability in Ultimate PHP Board 2.2.7 via the username field in lostpassword.php.

Cross site scripting (XSS) vulnerability in Ultimate PHP Board 2.2.7 via the u_name parameter in lostpassword.php.

Multiple cross-site scripting (XSS) vulnerabilities in Ultimate PHP Board (aka myUPB) before 2.2.8 allow remote attackers to inject arbitrary web script or HTML via the (1) q parameter to search.php or (2) avatar parameter to profile.php.