Adobe still fights the ripples from the vulnerability announced on 15.12.2009. All the versions prior 9.2 are vulnerable to malicious Javascripts that allow shell execution attack to be successfully performed.

The colleagues from Trend Micro had spotted a new malware able to exploit this particular vulnerability.
More info on:
http://blog.trendmicro.com/unpatched-adobe-vulnerability-is-still-being-exploited-in-the-wild/