Tor Browser 12.5.3 is now available from the Tor Browser download page and also from our distribution directory.

This release updates Firefox to 102.15.0esr, including bug fixes, stability improvements and important security updates. We also backported the Android-specific security updates from Firefox 117.

Send us your feedback

If you find a bug or have a suggestion for how we could improve this release, please let us know.

Full changelog

The full changelog since Tor Browser 12.5.2 is:

• All Platforms
  • Updated Translations
  • Updated OpenSSL to 1.1.1v
  • Bug tor-browser#42033: Rebase the releases onto 102.15.0esr
  • Bug tor-browser#42053: Backport security fixes from Firefox 117 to ESR 102.15 - based Tor Browser
• Windows + macOS + Linux
  • Updated Firefox to 102.15.0esr
• Android
  • Updated GeckoView to 102.15.0esr
• Build System
  • All Platforms
    • Updated Go to 1.20.7
    • Bug tor-browser-build#40740: Tor Browser for Android's snowflake ClientTransportPlugin seems to be out of date
    • Bug tor-browser-build#40786: deploy_update_responses-*.sh requires +r permissions to run
    • Bug tor-browser-build#40905: Go vendor archives ignore the nightly version override on testbuilds
    • Bug tor-browser-build#40913: add boklm back to list of taggers in relevant projects
    • Bug tor-browser-build#40921: staticiforme-prepare-cdn-dist-upload uses hardcoded torbrowser path for .htacess file generation