Multiple cross-site scripting (XSS) vulnerabilities in JGS-XA JGS-Portal 3.0.2 and earlier allow remote attackers to inject arbitrary web script or HTML via the (1) anzahl_beitraege parameter to jgs_portal.php, (2) year parameter to jgs_portal_statistik.php, (3) year parameter to jgs_portal_beitraggraf.php, (4) tag parameter to jgs_portal_viewsgraf.php, (5) year parameter to jgs_portal_themengraf.php, (6) year parameter to jgs_portal_mitgraf.php, (7) id parameter to jgs_portal_sponsor.php, or (8) the Accept-Language header to jgs_portal_log.php.  NOTE: this issue may stem from the same core problem as CVE-2005-1633.