Firefox 115.x — End of Life

EOL soon
EOL: Aug 28, 2026in 79d1 release in this series0 CVEs

Firefox 115.x — All releases

VersionReleasedActive supportEOL dateLatest patchStatus
115LTSJul 4, 2023Aug 28, 2026115.36.0EOL soon

CVEs affecting Firefox 115.x (0)

No CVEs tracked for Firefox 115.x.

Firefox 115.x will reach end of life — migrate to Firefox 116.x

Firefox 116.x is the next major release. Plan your upgrade before Firefox 115.x stops receiving security patches.

See Firefox 116.x

Frequently asked questions

Is Firefox 115 end of life?

No. Firefox 115.x is still supported until August 28, 2026. It continues to receive security patches and bug fixes.

What CVEs affect Firefox 115?

No CVEs are currently tracked for Firefox 115.x in our database. This may mean no vulnerabilities have been recorded yet, or the data is still syncing.

What is the latest Firefox 115 version?

The latest Firefox 115.x patch release is 115.36.0, released on May 19, 2026. Always run the latest patch to benefit from all security fixes.

How to migrate from Firefox 115 to Firefox 116?

To migrate from Firefox 115 to Firefox 116: (1) review the official Firefox 116 migration guide for breaking changes, (2) update dependencies and configuration accordingly, (3) test thoroughly in a staging environment, (4) deploy with a rollback plan. Starting early gives you time to resolve compatibility issues before your current version reaches end of life.

Is it safe to run Firefox 115 in production?

Firefox 115 is still supported and safe for production use until August 28, 2026. Ensure you are running the latest patch version (115.36.0) to have all security fixes applied.

Data sourced from endoflife.date · CVE data from NVD · EPSS from FIRST.org · KEV from CISA