Multiple cross-site scripting vulnerabilities in Ultimate PHP Board (UPB) 1.9.6 GOLD and earlier allow remote attackers to inject arbitrary web script or HTML via the (1) ref parameter to login.php, (2) id or (3) page parameter to viewtopic.php, id parameter to (4) profile.php, (5) newpost.php, (6) email.php, (7) icq.php, or (8) aol.php, (9) t_id parameter to newpost.php, (10) ref parameter to getpass.php, or (11) sText parameter to search.php.