CERT Technical Cyber Security Alert TA08-043A
If you are using
* Adobe Reader version 8.1.1 and earlier and/or
* Adobe Acrobat Professional, 3D, and Standard versions 8.1.1 and earlier
you should read http://www.us-cert.gov/cas/techalerts/TA08-043A.html
At least one of the reported vulnerabilities is actively being exploited. Since most browsers are set to automatically load and open PDF files many users are exposed. The techalert explains how to protect yourself.
