Secunia Security Advisory – Some vulnerabilities have been reported in Movable Type, which can be exploited by malicious people to bypass certain security restrictions and conduct cross-site scripting attacks.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/54047/sa23980.txt
Source: https://packetstormsecurity.com/files/54047/Secunia-Security-Advisory-23980.html