Multiple cross-site scripting (XSS) vulnerabilities in Net Portal Dynamic System (NPDS) 5.10 and earlier allow remote attackers to inject arbitrary web script and HTML via the (1) Titlesitename or (2) sitename parameter to (a) header.php, (3) nuke_url parameter to (b) meta/meta.php, (4) forum parameter to (c) viewforum.php, (5) post_id, (6) forum, (7) topic, or (8) arbre parameter to (d) editpost.php, or (9) uname or (10) email parameter to (e) user.php.