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You do understand the version of SMF the forum is running on is heavily modified right?
Also, if there's an actual exploit you can make use of; why not exploit it? - If it's actually useable, you can make a lot of money.
See
https://bitcointalk.org/index.php?topic=309785.0Otherwise it might be best to just shut up.
I do believe some of the responsible person know how to patch or diff.