CVE-2006-3669
Mercury Messenger, possibly 1.7.1.1 and other versions, when running on a multi-user Mac OS X platform, stores chat logs with world-readable permissions within the /Users directory, which allows local users to read the chat logs from other users.
Date published : 2006-07-17
http://www.securityfocus.com/bid/19005
http://www.securityfocus.com/archive/1/440243/100/0/threaded