Firefox 147 released

LWN.net - Linux stuff - Tuesday, January 13, 2026

Version 147.0 of the Firefox web browser has been released. Notable changes in this release include support for the XDG Base Directory specification, enabling local network access restrictions for users with enhanced tracking protection (ETP) set to "Strict", and a fix that improves Firefox's rendering with GNOME on fractionally scaled displays. Firefox 147 also includes a number of security fixes, including several sandbox escape vulnerabilities.