Graham Cluley has pointed out another widespread hoax warning. This one claims that a known bug resulting in users appearing in their own friends lists is an exploitable back door.
In fact, there is no evidence at all that the “Hacker Door” is associated with any potential compromise.
That doesn’t mean that there are no problems with Facebook security, of course: in fact, anything but. Some of them are pointed out here.
And here are a couple of useful resources for dealing with Facebook issues:
David Harley FBCS CITP CISSP
Security Author/Consultant at Small Blue-Green World
Mac Virus Administrator
Chief Operations Officer, AVIEN
ESET Research Fellow & Director of Malware Intelligence
Also blogging at: