Firefox 11 made an early debut on third-party download sites over the weekend. The new version won’t be officially released on Tuesday after all due to Microsoft’s “Patch Tuesday” delay. Mozilla says it will be available today for manual updates, but the automatic rollout will happen later. The free and open source browser was originally delayed due to a security vulnerability. It’s not clear whether the Pwn2Own contest may have affected the timing of the release date for the new version of Firefox 11.”]
Source: https://www.csoonline.com/article/2131176/firefox-11-rollout-delayed-by-patch-tuesday.html