Tor Browser 13.5.3 is now available from the Tor Browser download page and also from our distribution directory.

This version includes important security updates to Firefox.

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 13.5.2 is:

• All Platforms
  • Updated NoScript to 11.4.35
  • Bug tor-browser#40056: Ensure that the lazy loading attribute is ignored on script-disabled documents
  • Bug tor-browser#42686: Backport Mozilla 1885101
  • Bug tor-browser#42829: Prevent CSS-based scriptless interaction tracking
  • Bug tor-browser#43084: Rebase Tor Browser Stable onto 115.15.0esr
  • Bug tor-browser#43100: Backport security fixes from Firefox 130
  • Bug tor-browser-build#41207: Upgrade lyrebird to 0.3.0
• Windows + macOS + Linux
  • Updated Firefox to 115.15.0esr
  • Bug tor-browser#42596: Several console errors: Console.maxLogLevelPref used with a non-existing pref:
  • Bug tor-browser#42622: Offline state is unreachable in about:torconnect (first bootstrap attempt)
  • Bug tor-browser#42642: Downloads button warning no longer announced on Orca
  • Bug tor-browser#42661: Re-run update_emojis.py and update locales
  • Bug tor-browser#42691: Simplified bridge cards prevent censored users from modifying built-in bridges
  • Bug tor-browser#42696: Update mail icon used in "Find more bridges"
  • Bug tor-browser#42697: Remove padding to left of tor-bridges-provider-list under "Find more bridges"
  • Bug tor-browser#43059: Drag and Drop issue in new update 13.5.2
  • Bug tor-browser#43066: about:torconnect no longer changes the title icon on errors
• Linux
  • Bug tor-browser#43064: Make copy/paste and drag/drop file filtering more specific
• Android
  • Updated GeckoView to 115.15.0esr
• Build System
  • All Platforms
    • Updated Go to 1.21.13
    • Bug tor-browser-build#41213: Update the update_manual.py script to notify when no changes needed
    • Bug tor-browser-build#41218: Use new Tor Browser gpg subkey for signing stable releases
    • Bug tor-browser-build#41222: link_old_mar_filenames still referenced in torbrowser-incrementals-{release,alpha}-unsigned
  • Android
    • Bug tor-browser-build#41206: GeckoView ignores the number of processors