CVE-2015-2352
The cache handler in MyBB (aka MyBulletinBoard) before 1.8.4 does not properly check the encoding of input to the var_export function, which allows attackers to have an unspecified impact via unknown vectors.
Date published : 2015-03-19
http://www.securityfocus.com/bid/73257
MyBB 1.8.4 Released – Feature Update, Security & Maintenance Release