The Inq is reporting that details of the upcoming expansion pack, The Burning Crusade, have been leaked.

"In a lengthy post on wowguru's forum, a user named Spybot has divulged the details of Blizzard's expansion ten days before publicly due to be announced. Already Joystiq is reporting here, that while insiders have confirmed much of the information in the post as planned, the final version may reflect changes."