Release Notes

Thunderbird Desktop

Version 52.5.2 | Released December 22, 2017

Check out the notes below for this version of Thunderbird. As always, you’re encouraged to tell us what you think, or file a bug in Bugzilla.

System Requirements:
• Window: Windows XP, Windows Server 2003 or later
• Mac: Mac OS X 10.9 or later
• Linux: GTK+ 3.4 or higher

Details here.

Please refer to Release Notes for version 52.0 to see the list of improvements and fixed issues.

What’s Fixed

fixed

This releases fixes the "Mailsploit" vulnerability and other vulnerabilities detected by the "Cure53" audit. For details and various other security fixes see here.

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