Abobe Acrobat - Zero Day security warning
While this issue will most likely be fixed soon, please be careful of any suspicious PDF documents you see in email or from websites.
Adobe Acrobat/Reader 0-day in Wild, Adobe Issues Advisory
QUOTE: A critical vulnerability exists in Adobe Reader 9.3.4 and earlier versions for Windows, Macintosh and UNIX, and Adobe Acrobat 9.3.4 and earlier versions for Windows and Macintosh. This vulnerability (CVE-2010-2883) could cause a crash and potentially allow an attacker to take control of the affected system. There are reports that this vulnerability is being actively exploited in the wild.