Cross-site scripting (XSS) vulnerability in Jelsoft vBulletin before 3.0 allows remote attackers to inject arbitrary web script or HTML via the what parameter to memberlist.php.
https://exchange.xforce.ibmcloud.com/vulnerabilities/15495
http://www.securityfocus.com/bid/6226
http://www.iss.net/security_center/static/10679.php
http://securitytracker.com/id?1009440
http://secunia.com/advisories/11142
http://marc.info/?l=bugtraq&m=107945556112453&w=2
http://archives.neohapsis.com/archives/bugtraq/2002-11/0276.html