Critical security problems have been found in several of Adobe's products -- in particular Flash 10.0 and Adobe Reader 9.3.2. These security issues affect Macs and well as PCs.

A fix for Flash 10.0 has been released. You can read about the issues and where to find the fix at:

news.yahoo.com/s/nf/20100611/tc_nf/73831

Adobe Reader 9.3.3 has been released. It can be found at:

www.adobe.com/support/downloads/detail.jsp