By Gregg Keizer, ComputerWorld

Adobe Systems Inc. revealed today that it patched five critical vulnerabilities behind the scenes [] when it updated its Reader and Acrobat applications earlier this month to fix a bug already under attack.

According to a security bulletin issued today [], the updates to Reader 9.1 and Acrobat 9.1 that Adobe delivered on March 10 included patches for not just one bug — as Adobe indicated at the time — but for five other vulnerabilities as well.

Read more from Ryan Naraine on Adobe’s communications problems.  Also see guidance on mitigating PDF malware attacks.

Categories: Vulnerabilities