Multiple cross-site scripting (XSS) vulnerabilities in PhpForums.net mcGallery 1.1 allow remote attackers to inject arbitrary web script or HTML via the lang parameter to (1) admin.php, (2) index.php, (3) sess.php, (4) stats.php, (5) detail.php, (6) resize.php, and (7) show.php.  NOTE: the provenance of this information is unknown; the details are obtained solely from third party information.