Multiple directory traversal vulnerabilities in vBulletin 3.x.x allow remote attackers to redirect visitors to arbitrary local files via a .. (dot dot) in (1) the loc parameter to admincp/index.php and (2) the Hyperlink information URl field for post Topic in showthread.php, enabling cross-site scripting (XSS) and other attacks, a different vulnerability than CVE-2005-3025.2.