Cross-site scripting (XSS) vulnerability in settings.inc.php for CubeCart 2.0.0 through 2.0.5, as used in multiple PHP files, allows remote attackers to inject arbitrary HTML or web script via the (1) cat_id, (2) PHPSESSID, (3) view_doc, (4) product, (5) session, (6) catname, (7) search, or (8) page parameters.