Cilium 1.16 End of Life
Support dates and upgrade guidance — rebuilt from live data.
End of Life
Cilium 1.16 reached end of life on 3 Feb 2026. It no longer receives security fixes.
187 days without security patches
Recommended action: upgrade to Cilium 1.20. Check your versioncilium version
Support timeline
Official dates from the Cilium release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 24 Jul 2024 | — |
| End of life | 3 Feb 2026 | 0.5 years ago |
| Latest release | 1.16.19 · 13 Jan 2026 | final |
Where to go from 1.16
Recommended target: Cilium 1.20.
The newest actively supported branch is Cilium 1.20 (latest release 1.20.0).
Frequently asked questions
Is Cilium 1.16 still safe to use?
Cilium 1.16 reached end of life on 3 Feb 2026, 187 days ago, and is no longer covered by standard support. Running it means no guaranteed security fixes.
Can I still download Cilium 1.16?
Yes — the final release (1.16.19) generally remains available from vendor archives and OS package mirrors, but installing it means running software with known, unpatched vulnerabilities.
What should I upgrade Cilium 1.16 to?
Upgrade to Cilium 1.20, the newest actively supported branch.