A favorite support site for Simple Machines Forum was hacked running SMF 2.0.6 their latest release. You can read their report here http://www.smfpacks.com/index.php?topic=1824.0 If you are running SMF 2.0.6 or any version of SMF you may want to keep an eye on your system. SMF has not had a very good track record over the past few years regarding critical security issues.