Cross-site scripting (XSS) vulnerability in WoltLab Community Gallery 2.0 before 2014-12-26 allows remote attackers to inject arbitrary web script or HTML via the parameters[data][7][title] parameter in a saveImageData action to index.php/AJAXProxy.
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.