[Git][tpo/applications/tor-browser-build][maint-15.0] Bug 41848&41849: Prepare Tor, Mullvad Browser 15.0.20

17 Aug 2026


      Pier Angelo Vendrame pushed to branch maint-15.0 at The Tor Project / Applications / tor-browser-build


Commits:
97ba05df by Pier Angelo Vendrame at 2026-08-17T17:51:21+02:00
Bug 41848&41849: Prepare Tor, Mullvad Browser 15.0.20

- - - - -


8 changed files:

- projects/browser/Bundle-Data/Docs-MB/ChangeLog.txt
- projects/browser/Bundle-Data/Docs-TBB/ChangeLog.txt
- projects/browser/config
- projects/firefox/config
- projects/geckoview/config
- projects/go/config
- projects/translation/config
- rbm.conf


Changes:

=====================================
projects/browser/Bundle-Data/Docs-MB/ChangeLog.txt
=====================================
@@ -1,3 +1,13 @@
+Mullvad Browser 15.0.20 - August 18 2026
+ * All Platforms
+   * Updated Firefox to 140.14.0esr
+   * Updated uBlock Origin to 1.73.0
+   * Bug 570: Rebase Mullvad Browser stable onto 140.14.0esr [mullvad-browser]
+   * Bug 45219: Backport Security Fixes from Firefox 154 [tor-browser]
+ * Build System
+   * All Platforms
+     * Bug 41850: Update keyring/torbrowser.gpg for new subkey and updated expiration date of the main key [tor-browser-build]
+
 Mullvad Browser 15.0.19 - July 21 2026
  * All Platforms
    * Updated Firefox to 140.13.0esr


=====================================
projects/browser/Bundle-Data/Docs-TBB/ChangeLog.txt
=====================================
@@ -1,3 +1,18 @@
+Tor Browser 15.0.20 - August 18 2026
+ * All Platforms
+   * Bug 45204: Rebase Tor Browser stable onto 140.14.0esr [tor-browser]
+   * Bug 45219: Backport Security Fixes from Firefox 154 [tor-browser]
+ * Windows + macOS + Linux
+   * Updated Firefox to 140.14.0esr
+ * Android
+   * Updated GeckoView to 140.14.0esr
+ * Build System
+   * All Platforms
+     * Bug 41839: Backport tor-browser-build-browser#41831: Update libevent to 2.1.13 [tor-browser-build]
+     * Bug 41850: Update keyring/torbrowser.gpg for new subkey and updated expiration date of the main key [tor-browser-build]
+   * Windows + Linux + Android
+     * Updated Go to 1.25.13
+
 Tor Browser 15.0.19 - July 21 2026
  * All Platforms
    * Updated NoScript to 13.6.31.1984


=====================================
projects/browser/config
=====================================
@@ -114,15 +114,16 @@ input_files:
   - filename: dmg-root
     enable: '[% ! c("var/android") %]'
   - name: fenix-nightly-apk
-    URL: https://ftp.mozilla.org/pub/fenix/nightly/2026/07/2026-07-19-21-13-19-fenix-...
+    URL: 
+      https://ftp.mozilla.org/pub/fenix/nightly/2026/08/2026-08-17-09-28-31-fenix-...
     enable: '[% c("var/android") %]'
-    sha256sum: 022c3902342f38a3c83c0ab20067decaae6c9488dd824fda2259aba2b4997195
+    sha256sum: 2def423d5714369709d63ce9fd544049afa35ee83db8e37409ea3fcfd0a7c8da
   - URL: https://dist.torproject.org/torbrowser/noscript/noscript-13.6.31.1984.xpi
     name: noscript
     sha256sum: 28e1689956b610f328c582ae45b326cf666d909c468a87f01d48a10e256dad1f
-  - URL: https://addons.mozilla.org/firefox/downloads/file/4888680/ublock_origin-1.72...
+  - URL: https://addons.mozilla.org/firefox/downloads/file/4940584/ublock_origin-1.73...
     name: ublock-origin
-    sha256sum: 40c315b0da7871868155ecfae7a50a58dfa0920aebd865e008214986f1b7c578
+    sha256sum: bccc51a773150af4af6e1fd62c7bfdeb7238b79ff2381b998fa9f2e38f64786a
     enable: '[% c("var/mullvad-browser") %]'
   - URL: https://cdn.mullvad.net/browser-extension/0.9.10/mullvad-browser-extension-0...
     name: mullvad-extension


=====================================
projects/firefox/config
=====================================
@@ -18,7 +18,7 @@ container:
   use_container: 1
 
 var:
-  firefox_platform_version: '140.13.0'
+  firefox_platform_version: '140.14.0'
   firefox_version: '[% c("var/firefox_platform_version") %]esr'
   browser_series: '15.0'
   browser_rebase: 1


=====================================
projects/geckoview/config
=====================================
@@ -20,7 +20,7 @@ container:
     build_apk: 1
 
 var:
-  firefox_platform_version: '140.13.0'
+  firefox_platform_version: '140.14.0'
   geckoview_version: '[% c("var/firefox_platform_version") %]esr'
   browser_series: '15.0'
   browser_rebase: 1


=====================================
projects/go/config
=====================================
@@ -1,11 +1,11 @@
 # vim: filetype=yaml sw=2
-version: '1.25.12'
+version: '1.25.13'
 filename: '[% project %]-[% c("version") %]-[% c("var/osname") %]-[% c("var/build_id") %].tar.[% c("compress_tar") %]'
 container:
   use_container: 1
 
 var:
-  source_sha256: f90dcee4bd023fa376374ea0a5a6ebe553537b39c426ffd8c689469b45519932
+  source_sha256: 1d7e2f70b1ee9b93c7df8efcca71f5adcc6a59797a4336c2d10171bd4c174614
   no_crosscompile: 1
   setup: |
     mkdir -p /var/tmp/dist


=====================================
projects/translation/config
=====================================
@@ -12,13 +12,13 @@ compress_tar: 'gz'
 steps:
   base-browser:
     base-browser: '[% INCLUDE build %]'
-    git_hash: 38c3b4e6b3b71f9dbf84ed31c0552b2461e506c5
+    git_hash: 2740d708bcedd2fa43489c8d08cdd80b70bd8cf3
     targets:
       nightly:
         git_hash: 'base-browser'
   tor-browser:
     tor-browser: '[% INCLUDE build %]'
-    git_hash: 510b52a6963331b5c67471921ed5c54a77370840
+    git_hash: 1768f6c09cb2c4a012daaf8b33d105a7b48f7bfd
     targets:
       nightly:
         git_hash: 'tor-browser'
@@ -32,7 +32,7 @@ steps:
     fenix: '[% INCLUDE build %]'
     # We need to bump the commit before releasing but just pointing to a branch
     # might cause too much rebuidling of the Firefox part.
-    git_hash: ef9b8c76e315678f5c1841ad63f35870106492e4
+    git_hash: fadbeeb9f8724d06903be5aade3e0ce26529d178
     compress_tar: 'zst'
     targets:
       nightly:


=====================================
rbm.conf
=====================================
@@ -74,11 +74,11 @@ buildconf:
   git_signtag_opt: '-s'
 
 var:
-  torbrowser_version: '15.0.19'
+  torbrowser_version: '15.0.20'
   torbrowser_build: 'build1'
   # This should be the date of when the build is started. For the build
   # to be reproducible, browser_release_date should always be in the past.
-  browser_release_date: '2026/07/20 08:00:00'
+  browser_release_date: '2026/08/17 15:00:00'
   browser_release_date_timestamp: '[% USE date; date.format(c("var/browser_release_date"), "%s") %]'
   browser_default_channel: release
   browser_platforms:
@@ -128,10 +128,10 @@ var:
   updater_enabled: 1
   build_mar: 1
   torbrowser_incremental_from:
+    - 15.0.19
     - 15.0.18
     - '[% IF c("var/tor-browser") %]15.0.17[% END %]'
-    - 15.0.16
-    - '[% IF c("var/mullvad-browser") %]15.0.14[% END %]'
+    - '[% IF c("var/mullvad-browser") %]15.0.16[% END %]'
   mar_channel_id: '[% c("var/projectname") %]-torproject-[% c("var/channel") %]'
 
   # By default, we sort the list of installed packages. This allows sharing



View it on GitLab: https://gitlab.torproject.org/tpo/applications/tor-browser-build/-/commit/97...

-- 
View it on GitLab: https://gitlab.torproject.org/tpo/applications/tor-browser-build/-/commit/97...
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Pier Angelo Vendrame (＠pierov)

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