Note Mullvad Browser 13.5.4 and 13.5.5 were skipped because they were Tor Browser only numbered releases.

All Platforms

• Updated Firefox to 115.16.0esr
• Updated NoScript to 11.4.40
• Bug 356: Rebase Mullvad Browser Release onto Firefox 115.16.0esr [mullvad-browser]
• Bug 42832: Download spam prevention should not affect browser extensions [tor-browser]
• Bug 43173: Backport security fixes from Firefox 131 [tor-browser]

Linux

• Bug 334: When set as default browser on Linux in standard mode, links don't open correctly [mullvad-browser]

Build System

macOS

• Bug 41231: Use var/browser_release_date in tools/signing/gatekeeper-bundling.sh [tor-browser-build]