Circuit City forum hacked, and phun with phones...
Yep, Brian Krebs got the scoop on this one...naughty hax0r types pwned their support forum and used a nasty .WMf exploit to hijack PCs and send out shedloads of spam.
Full writeup here.
Also, check his other entry out regarding some highly dubious phone-phun. It's awesome. Er...in a naughty, don't-do-it-again you pesky kids kind of way, of course.

