Secunia Security Advisory – Ivan Sanchez and Maximiliano Soler have reported a vulnerability in Helios Calendar, which can be exploited by malicious people to conduct cross-site scripting attacks.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/60692/sa27490.txt
Source: https://packetstormsecurity.com/files/60692/Secunia-Security-Advisory-27490.html