Secunia Security Advisory – omnipresent has discovered a vulnerability in Fantastic Guestbook, which can be exploited by malicious people to conduct script insertion attacks.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/48205/sa21024.txt
Source: https://packetstormsecurity.com/files/48205/Secunia-Security-Advisory-21024.html