Cross-site scripting (XSS) vulnerability in Ultimate PHP Board (UPB) 2.2.2, 2.2.1, and earlier 2.x versions allows remote attackers to inject arbitrary web script or HTML via the User-Agent HTTP header.

Direct static code injection vulnerability in index.php in Flat PHP Board 1.2 and earlier allows remote attackers to inject arbitrary PHP code via the (1) username, (2) password, and (3) email parameters when registering a user account, which can be executed by accessing the user's php file for this account. NOTE: similar code injection might be possible in a user profile.

index.php in Flat PHP Board 1.2 and earlier allows remote authenticated users to obtain the password for the current user account by reading the password parameter value in the HTML source for the page generated by a profile action.

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.