Tor Browser 15.0.8 is now available from the Tor Browser download page (https://www.torproject.org/download/) and also from our distribution directory (https://www.torproject.org/dist/torbrowser/15.0.8/).

This version includes important security updates (https://www.mozilla.org/en-US/security/advisories/) 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 (https://support.torproject.org/misc/bug-or-feedback/).

Full changelog The full changelog (https://gitlab.torproject.org/tpo/applications/tor-browser-build/-/raw/maint-15.0/projects/browser/Bundle-Data/Docs-TBB/ChangeLog.txt) since Tor Browser 15.0.7 is:

• All Platforms

• Updated NoScript to 13.6.12.1984

• Bug tor-browser#44663 (https://gitlab.torproject.org/tpo/applications/tor-browser/-/issues/44663): NoScript behavior on “Safer” security level prevents integrity checks for dynamically loaded javascript

• Bug tor-browser#44680 (https://gitlab.torproject.org/tpo/applications/tor-browser/-/issues/44680): Properly handle subdocuments created by data: URLs

• Bug tor-browser#44761 (https://gitlab.torproject.org/tpo/applications/tor-browser/-/issues/44761): Safer Level’s worker patching filters out Worker constructor options

• Bug tor-browser#44771 (https://gitlab.torproject.org/tpo/applications/tor-browser/-/issues/44771): Rebase Tor Browser stable onto 140.9.0esr

• Bug tor-browser#44784 (https://gitlab.torproject.org/tpo/applications/tor-browser/-/issues/44784): Backport Security Fixes from Firefox 149

• Bug tor-browser-build#41738 (https://gitlab.torproject.org/tpo/applications/tor-browser-build/-/issues/41738): Allow to specify an unsupportedURL on update responses

• Windows + macOS + Linux

• Updated Firefox to 140.9.0esr

• Bug tor-browser#44327 (https://gitlab.torproject.org/tpo/applications/tor-browser/-/issues/44327): ERROR: Your Tor Browser profile cannot be loaded. It may be missing or inaccessible

• Bug tor-browser#44386 (https://gitlab.torproject.org/tpo/applications/tor-browser/-/issues/44386): Firefox profiles no longer work in Tor Browser 15.0

• Linux

• Bug tor-browser#44657 (https://gitlab.torproject.org/tpo/applications/tor-browser/-/issues/44657): Backport tor-browser#44394: Do not read default prefs from /etc/firefox

• Android

• Updated GeckoView to 140.9.0esr

• Build System

• Windows + Linux + Android

• Updated Go to 1.25.8

• Bug tor-browser#44249 (https://gitlab.torproject.org/tpo/applications/tor-browser/-/issues/44249): Backport tor-browser-build#41580: Update Go major to 1.25.x

•

      applications
     (https://blog.torproject.org/category/applications)

•

      releases
     (https://blog.torproject.org/category/releases)