Multiple cross-site scripting (XSS) vulnerabilities in ViArt CMS 3.x allow remote attackers to inject arbitrary web script or HTML via the (1) category_id parameter to forums.php, or the forum_id parameter to (2) forum.php or (3) forum_topic_new.php.
Improper Neutralization of Input During Web Page Generation 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.