Cilium 1.x — End of Life
ActiveCilium 1.x is partially supported: only 1.20, 1.19, 1.18 still receive security fixes. The most recent release in this series is 1.20.2. No CVE is currently tracked for Cilium 1.x.
Cilium 1.x — All releases
| Version | Released | Active support | EOL date | Latest patch | Status | Alert me |
|---|---|---|---|---|---|---|
| 1.20 | Jul 29, 2026 | — | No | 1.20.2 | Active | |
| 1.19 | Feb 3, 2026 | — | No | 1.19.8 | Active | |
| 1.18 | Jul 29, 2025 | — | No | 1.18.14 | Active | |
| 1.17 | Feb 4, 2025 | — | Jul 29, 2026 | 1.17.18 | EOL | |
| 1.16 | Jul 24, 2024 | — | Feb 3, 2026 | 1.16.19 | EOL | |
| 1.15 | Jan 31, 2024 | — | Jul 29, 2025 | 1.15.19 | EOL | |
| 1.14 | Jul 27, 2023 | — | Feb 4, 2025 | 1.14.19 | EOL | |
| 1.13 | Feb 15, 2023 | — | Jul 24, 2024 | 1.13.18 | EOL |
CVEs affecting Cilium 1.x (0)
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[](https://eolcanary.com/explore/cilium/1)Frequently asked questions
Is Cilium 1 end of life?
Partially. 5 of the 8 Cilium 1.x releases have reached end of life. Still supported: 1.20, 1.19, 1.18.
What CVEs affect Cilium 1?
No CVEs are currently tracked for Cilium 1.x in the NVD data we monitor.
What is the latest Cilium 1 version?
The latest Cilium 1.x patch release is 1.20.2, released on September 15, 2026. Always run the latest patch to benefit from all security fixes.
When was Cilium 1 first released?
Cilium 1.13 was released on February 15, 2023. See the full version timeline in the table above.
Is it safe to run Cilium 1 in production?
Only on a supported release (1.20, 1.19, 1.18). Make sure you run the latest patch (1.20.2) to have all security fixes applied.
Data sourced from endoflife.date · CVE data from NVD · EPSS from FIRST.org · KEV from CISA