Jenkins 2.528 End of Life
Support dates and upgrade guidance — rebuilt from live data.
End of Life
Jenkins 2.528 reached end of life on 21 Jan 2026. It no longer receives security fixes.
200 days without security patches
Recommended action: upgrade to Jenkins 2. Support timeline
Official dates from the Jenkins release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 17 Sept 2025 | — |
| End of life | 21 Jan 2026 | 0.5 years ago |
| Latest release | 2.528.3 · 8 Dec 2025 | final |
Where to go from 2.528
Recommended target: Jenkins 2.
The newest actively supported branch is Jenkins 2 (latest release 2.576).
Frequently asked questions
Is Jenkins 2.528 still safe to use?
Jenkins 2.528 reached end of life on 21 Jan 2026, 200 days ago, and is no longer covered by standard support. Running it means no guaranteed security fixes.
Can I still download Jenkins 2.528?
Yes — the final release (2.528.3) 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 2.528 to?
Upgrade to Jenkins 2, the newest actively supported branch.