Cilium End of Life (EOL) Dates and End of Support (EOS) Dates

Latest Release: 1.20.1
Official Release Policy

5 Cilium versions have reached End of Life (EOL) and End of Support (EOS), including Cilium 1.17 (EOL date: Jul 29, 2026) — no longer receiving security updates or patches. Cilium 1.20.1 is the current supported release — 3 versions in active support. Also see cert-manager end of life dates for related end-of-life information.

Cilium end of life dates timeline — release schedule chart of the 8 most recent Cilium versions, mapping security support windows against their EOL dates
Cilium end of life dates and end of support (EOS) dates shown as a release schedule — support windows for the 8 most recent Cilium releases. Each bar runs from the release date to the end of security support, with the dashed line marking today. Exact Cilium EOL, EOS and EOSL dates for every version are listed in the tables below.

Currently Supported Cilium Releases - Active EOS/EOSL Support (3)

Release Released Maintenance Support Latest
1.20 (3 weeks and 4 days ago) Active 1.20.1 (5 days ago)
1.19 (6 months ago) Active 1.19.7 (5 days ago)
1.18 (1 year ago) Active 1.18.13 (5 days ago)

Cilium End of Life (EOL) Releases - No Longer Supported (5)

Release Released Maintenance Support Latest
1.17 (1 year and 6 months ago) (3 weeks and 4 days ago) 1.17.18 (1 month and 1 week ago)
1.16 (2 years ago) (6 months ago) 1.16.19 (7 months ago)
1.15 (2 years and 6 months ago) (1 year ago) 1.15.19 (1 year and 1 month ago)
1.14 (3 years ago) (1 year and 6 months ago) 1.14.19 (1 year and 7 months ago)
1.13 (3 years and 6 months ago) (2 years ago) 1.13.18 (2 years and 1 month ago)

Cilium End of Life & Support Summary

Which Cilium Versions Are Currently Supported?

Cilium currently has 3 supported releases. Cilium 1.20.1 is the latest. Cilium 1.19. Also see Karpenter EOSL information for related end-of-life information.

Cilium End of Life (EOL) Version History

5 Cilium releases have reached End of Life (EOL) and End of Support (EOS) — no longer receiving updates or patches. Cilium 1.17 reached EOL on Jul 29, 2026. Cilium 1.20.1 is the recommended upgrade for users still on End of Life versions.