[FD] GMP Deserialization Type Confusion Vulnerability [MyBB <= 1.8.3 RCE Vulnerability]

#GMP Deserialization Type Confusion Vulnerability [MyBB <= 1.8.3 RCE Vulnerability] Taoguang Chen <[@chtg57](https://twitter.com/chtg57)> - Write Date: 2015.4.28 - Release Date: 2017.1.20 > A type-confusion vulnerability was discovered in GMP deserialization with crafted object's __wakeup() magic method that can be abused for updating any already assigned properties of any already created objects, this result in serious security issues. Affected Versions

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