Multiple cross-site scripting (XSS) vulnerabilities in PHPOpenChat 3.0.2 allow remote attackers to inject arbitrary web script or HTML via the (1) title or (2) content parameter to profile.php and profile_misc.php, (3) the profile fields in userpage.php, (4) subject or (5) body in mail.php, or (8) disinvited_chatter or (7) invited_chatter parameter to invite.php.

Cross-site scripting (XSS) vulnerability in PHPOpenChat v3.x allows remote attackers to inject arbitrary web script or HTML via (1) the chatter parameter to regulars.php or (2) the chatter, chatter1, chatter2, chatter3, or chatter4 parameters to register.php.