Firefox 3.5.6 addresses 6 vulnerabilities, and 3 of them were marked as critical by Mozilla. Mozilla Firefox 3.5.6 can be downloaded from Mozilla's download page.
What's new in Mozilla Firefox 3.5.6:
Firefox 3.5.6 fixes the following issues:
* Fixed several security issues.
* Fixed several stability issues.
Please see the complete list of changes in this version. You may also be interested in the Firefox 3.5.5 release notes for a list of changes in the previous version.
http://www.mozilla.com/en-US/firefox/
UserAgent: Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.6; en-US; rv:1.9.1.5) Gecko/20091102 Firefox/3.5.5


