Personal Sticky Threads is an addon for vbulletin that allows users to create personal stickies. There appears to be a small problem when toggling the personal sticky on a thread you do not have persmission to access.
If I am denied persmission to:
Toggling personal stickies for the thread to on I am able to view the thread title, author, and pages:
This does not allow me access to the thread but does display information not intended to be viewed by me :)