One of the World's Most Popular Web Browsers for Mac

Firefox for Mac

Firefox 3.6.9

  -  18.56 MB  -  Freeware

Sometimes latest versions of the software can cause issues when installed on older devices or devices running an older version of the operating system.

Software makers usually fix these issues but it can take them some time. What you can do in the meantime is to download and install an older version of Firefox 3.6.9.


For those interested in downloading the most recent release of Firefox for Mac or reading our review, simply click here.


All old versions distributed on our website are completely virus-free and available for download at no cost.


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If you have any questions or ideas that you want to share with us - head over to our Contact page and let us know. We value your feedback!

  • Firefox 3.6.9 Screenshots

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    Firefox 3.6.9 Screenshot 1
  • Firefox 3.6.9 Screenshot 2
  • Firefox 3.6.9 Screenshot 3
  • Firefox 3.6.9 Screenshot 4
  • Firefox 3.6.9 Screenshot 5

What's new in this version:

- MFSA 2010-63 Information leak via XMLHttpRequest statusText
- MFSA 2010-62 Copy-and-paste or drag-and-drop into designMode document allows XSS
- MFSA 2010-61 UTF-7 XSS by overriding document charset using type attribute
- MFSA 2010-59 SJOW creates scope chains ending in outer object
- MFSA 2010-58 Crash on Mac using fuzzed font in data: URL
- MFSA 2010-57 Crash and remote code execution in normalizeDocument
- MFSA 2010-56 Dangling pointer vulnerability in nsTreeContentView
- MFSA 2010-55 XUL tree removal crash and remote code execution
- MFSA 2010-54 Dangling pointer vulnerability in nsTreeSelection
- MFSA 2010-53 Heap buffer overflow in nsTextFrameUtils::TransformText
- MFSA 2010-52 Windows XP DLL loading vulnerability
- MFSA 2010-51 Dangling pointer vulnerability using DOM plugin array
- MFSA 2010-50 Frameset integer overflow vulnerability
- MFSA 2010-49 Miscellaneous memory safety hazards (rv:1.9.2.9/ 1.9.1.12)