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Thunderbird for Mac

Thunderbird 38.7.1

  -  66.83 MB  -  Open Source

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 Thunderbird 38.7.1.

For those interested in downloading the most recent release of Thunderbird 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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  • Thunderbird 38.7.1 Screenshots

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    Thunderbird 38.7.1 Screenshot 1
  • Thunderbird 38.7.1 Screenshot 2
  • Thunderbird 38.7.1 Screenshot 3
  • Thunderbird 38.7.1 Screenshot 4
  • Thunderbird 38.7.1 Screenshot 5

What's new in this version:

- Font vulnerabilities in the Graphite 2 library
- Buffer overflow during ASN.1 decoding in NSS
- Out-of-bounds read in HTML parser following a failed allocation
- Memory corruption with malicious NPAPI plugin
- Use-after-free during XML transformations
- Use-after-free in SetBody
- Use-after-free in HTML5 string parser
- Memory leak in libstagefright when deleting an array during MP4 processing
- Local file overwriting and potential privilege escalation through CSP reports
- Miscellaneous memory safety hazards (rv:45.0 / rv:38.7)