Jenkins 2.401 End of Life
Support dates and upgrade guidance — rebuilt from live data.
End of Life
Jenkins 2.401 reached end of life on 23 Aug 2023. It no longer receives security fixes.
1,082 days without security patches
Recommended action: upgrade to Jenkins 2. Support timeline
Official dates from the Jenkins release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 18 Apr 2023 | — |
| End of life | 23 Aug 2023 | 3.0 years ago |
| Latest release | 2.401.3 · 24 Jul 2023 | final |
Where to go from 2.401
Recommended target: Jenkins 2.
The newest actively supported branch is Jenkins 2 (latest release 2.576).
Frequently asked questions
Is Jenkins 2.401 still safe to use?
Jenkins 2.401 reached end of life on 23 Aug 2023, 1,082 days ago, and is no longer covered by standard support. Running it means no guaranteed security fixes.
Can I still download Jenkins 2.401?
Yes — the final release (2.401.3) generally remains available from vendor archives and OS package mirrors, but installing it means running software with known, unpatched vulnerabilities.
What should I upgrade Jenkins 2.401 to?
Upgrade to Jenkins 2, the newest actively supported branch.