Firefox 3.5 has a highly critical Javascript vulnerability which was exposed, the problem was cause due to the new Javascript rendering engine Tracemonkey, any one who has this enabled would be affected.
Mozilla has been working on a fix for the issue and have already started distributing copies of Firefox 3.5.1 which fixes the security bug.
The patch though is not available officially and is expected to be released in the next 48 hours.
However Martin from GHacks Tech News has a copy of Firefox 3.5.1, which he has shared with others through a mirror, this is a US version and will only work on Windows.
Download Firefox 3.5.1, also visit the Firefox 3.5.1 update post for more details about this download.
