Firefox 145.x — End of Life
EOLFirefox 145.x — All releases
| Version | Released | Active support | EOL date | Latest patch | Status |
|---|---|---|---|---|---|
| 145 | Nov 11, 2025 | — | Dec 9, 2025 | 145.0.2 | EOL |
CVEs affecting Firefox 145.x (0)
Firefox 145.x is EOL — migrate to Firefox 146.x
Firefox 146.x is the next major release. Plan your upgrade before Firefox 145.x stops receiving security patches.
Frequently asked questions
Is Firefox 145 end of life?
Yes. All Firefox 145.x releases have reached end of life and no longer receive security patches. Migrate to Firefox 146.x as soon as possible.
What CVEs affect Firefox 145?
No CVEs are currently tracked for Firefox 145.x in our database. This may mean no vulnerabilities have been recorded yet, or the data is still syncing.
What is the latest Firefox 145 version?
The latest Firefox 145.x patch release is 145.0.2, released on November 25, 2025. Always run the latest patch to benefit from all security fixes.
How to migrate from Firefox 145 to Firefox 146?
To migrate from Firefox 145 to Firefox 146: (1) review the official Firefox 146 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 145 in production?
No. Firefox 145 has reached end of life and security vulnerabilities are no longer patched. Upgrade to a supported version immediately.
Data sourced from endoflife.date · CVE data from NVD · EPSS from FIRST.org · KEV from CISA