Mozilla has shipped a high-priority update for Firefox 2, warning that there are at least five serious vulnerabilities that could lead to code execution attacks.
With Firefox 2.0.0.15, Mozilla fixes at least 12 documented vulnerabilities — five rated critical – that could put users at risk of arbitrary file upload, arbitrary code execution, URL spoofing [...]

http://feeds.feedburner.com/~r/zdnet/security/~3/325103598/