CVE-2008-6754
The Personal Sticky Threads addon 1.0.3c for vBulletin allows remote authenticated users to read the title, author, and pages of an arbitrary thread by toggling a personal sticky.
Date published : 2009-04-27
http://www.securityfocus.com/bid/33017
http://www.securityfocus.com/archive/1/499562/100/0/threaded