Apple released Safari 6.0.2 on Thursday. The patch notes say that the release includes security updates, but Apple has yet to release any specifics.
The patch notes:
Safari 6.0.2 is recommended for all users running OS X Mountain Lion v10.8.2 and includes security updates. For more information, please visit: http://support.apple.com/kb/HT1222
The Mac Observer will update this article once the security notes have been added to the link above.