etcd end-of-life: support & EOL dates for every release
CNCF · Infra / Coordination · 1 supported · 5 end-of-life · updated August 2026 · what is end-of-life? →
This is when each etcd release line stops receiving security updates. 1 release line is still supported — the next to reach end-of-life is etcd 3.5 on 8 Jul 2027. Running an end-of-life version means new vulnerabilities stay unpatched.
etcd support timeline
Each release line and the date it reaches end-of-life — newest first.
| Release | Latest version | End-of-life | Status |
|---|---|---|---|
| etcd 3.5 | 3.5.32 | 8 Jul 2027 · in 11 mo | Supported |
| etcd 3.4 | 3.4.45 | 1 Jun 2026 | End of life |
| etcd 3.3 | 3.3.27 | 15 Oct 2021 | End of life |
| etcd 3.2 | 3.2.32 | 28 Mar 2021 | End of life |
| etcd 3.1 | 3.1.20 | 10 Oct 2018 | End of life |
| etcd 3.0 | 3.0.17 | 20 Jan 2017 | End of life |
Which etcd version should I run?
The safest choice is the latest supported release, 3.7.0. If you're on an end-of-life line, plan an upgrade to a supported one before security updates stop. See etcd's full security status →
Get warned before etcd reaches end-of-life
End-of-life dates are easy to miss until it's too late. Monitor etcd on IsItPatched and we'll email you before the release line you run stops getting security updates — free, no account needed to start.
etcd end-of-life — frequently asked
What etcd versions are still supported?
As of August 2026, these etcd release lines still receive security updates: 3.5. The latest supported release is 3.7.0. Versions older than these (3.4, 3.3, 3.2, 3.1, 3.0) are end-of-life and no longer patched.
When does etcd 3.5 reach end of life?
etcd 3.5 reaches end-of-life on 8 Jul 2027 — about 11 months away. After that date it stops receiving security patches.
Is etcd end-of-life?
No — etcd still has supported release lines (3.5). But individual older versions are end-of-life, so what matters is the specific version you run.
How do I know when my etcd version reaches end of life?
Check the version you run on its product page, or monitor etcd on IsItPatched to get an email alert before the release line you use reaches end-of-life — so you can upgrade in time.
EOL dates aggregated from endoflife.date and vendor sources, and can change — always confirm with CNCF. See related: etcd security status · full EOL calendar · what is end-of-life software? · disclaimer.