Look at [link|http://twiki.iwethey.org/twiki/bin/view/TWiki/AllChanges|http://twiki.iwethey.../TWiki/AllChanges] and check out the diffs on [link|http://twiki.iwethey.org/twiki/bin/view/Main/TWikiUsers|http://twiki.iwethey...w/Main/TWikiUsers].
There was a security advisory a couple of days ago, or this could have been because of the recent HD failure. This looks like the security thing, though.