Adobe's ever-present Acrobat/PDF Reader software is <A HREF="http://blogs.zdnet.com/security/?p=530&tag=nl.e622">prone to a nasty code execution vulnerability</A> that could expose Windows users to PC takeover attacks.

Details of the flaw, which affects Windows XP SP2 with IE7 and Adobe Reader 8.1, 8.0 and 7 are being kept under wraps until Adobe releases a fix.