We are releasing a Firefox ESR 128.3.1 security update today.
As always, we recommend that users keep up to date with the newest version of Firefox ESR for the latest stability and security fixes.
This release addresses a reported security vulnerability and it is recommended to install this update as soon as possible.
Firefox ESR 115.16.1 is also available for Windows 7-8.1 and macOS 10.12-10.14.
The security advisory for these releases are available at:
Thank you,
Dianna Smith
Firefox Release Manager