Cross-site scripting (XSS) vulnerability in profiles/index.php in Pro Chat Rooms 3.0.2 allows remote attackers to inject arbitrary web script or HTML via the gud parameter.

Directory traversal vulnerability in Pro Chat Rooms 3.0.2 allows remote authenticated users to select an arbitrary local PHP script as an avatar via a .. (dot dot) in the avatar parameter, and cause other users to execute this script by using sendData.php to send a message to (1) an individual user or (2) a room, leading to cross-site request forgery (CSRF), cross-site scripting (XSS), or other impacts.