Microsoft published security advisory 981169 yesterday in response to the zero day vulnerability reported a few days prior. The vulnerability is in the help system and can be triggered by luring an Internet Explorer user into pressing the F1 key. Windows 2000, Windows XP SP2 & SP3, and Windows 2003 SP2 with Internet Explorer 7 [...]
A new zero-day vulnerability in Adobe Reader and Acrobat 9.1.3 has been identified by Chia-Ching Fang and the Taiwanese Information and Communication Security Technology Service Center that allows an attacker to remotely execute arbitrary code. The attack is seeded by providing via e-mail or download a specially crafted PDF file which in current examples will then drop a malware executable as well as an unaffected pdf file.