BusyDizzys

What you mean going zero day? it either has or has not? and considering its usually a day old when you find it its more like +1 day I guess... anyhow... another "run code on browser" etc etc we usually use to seeing these things in Microsoft Security bullitins. Mozila is farily quick at fixing things though. Anyhow if you really that interested the links below.

Sort of relevant picture :

(Yes we know  C/Kossacks? are Ukrainian and the exploits Russian but they started it!)

"A Russian security researcher on Thursday said he has released attack code that exploits a critical vulnerability in the latest version of Mozilla's Firefox browser. The exploit - which allows attackers to remotely execute malicious code on end user PCs - triggers a heap corruption vulnerability in the popular open-source browser"

Orig. article : http://www.theregister.co.uk/2010/02/18/firefox_zero_day_report/

Or search your favorite carding board for more info ;)

PS: I await the block to show holidays to the Eastern Bloc, Computer stuff, or credit cards all 3 things should never go together :P