Cross-site scripting (XSS) vulnerability in Mantis before 1.0.0rc1 allows remote attackers to inject arbitrary web script or HTML via unknown attack vectors, as identified by bug#0005751 "thraxisp".
http://www.securityfocus.com/bid/15227
http://www.mantisbt.org/changelog.php
http://www.debian.org/security/2005/dsa-905