Secunia Security Advisory – Night_Warrior has discovered a security issue in MyBB, 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/43194/sa18544.txt
Source: https://packetstormsecurity.com/files/43194/Secunia-Security-Advisory-18544.html