ClickHouse end-of-life: support & EOL dates for every release
ClickHouse · Database · 2 supported · 13 end-of-life · updated June 2026 · what is end-of-life? →
This is when each ClickHouse release line stops receiving security updates. 2 release lines are still supported — the next to reach end-of-life is ClickHouse 25.8 on 29 Aug 2026. Running an end-of-life version means new vulnerabilities stay unpatched.
ClickHouse support timeline
Each release line and the date it reaches end-of-life — newest first.
| Release | Latest version | End-of-life | Status |
|---|---|---|---|
| ClickHouse 26.3 | 26.3.13.31 | 26 Mar 2027 · in 9 mo | Supported |
| ClickHouse 25.8 | 25.8.24.21 | 29 Aug 2026 · in 2 mo | Ends soon |
| ClickHouse 26.2 | 26.2.19.43 | 21 May 2026 | End of life |
| ClickHouse 26.1 | 26.1.12.23 | 5 May 2026 | End of life |
| ClickHouse 25.12 | 25.12.12.1 | 26 Mar 2026 | End of life |
| ClickHouse 25.3 | 25.3.14.14 | 20 Mar 2026 | End of life |
| ClickHouse 25.11 | 25.11.9.34 | 27 Feb 2026 | End of life |
| ClickHouse 25.10 | 25.10.7.6 | 30 Jan 2026 | End of life |
| ClickHouse 25.9 | 25.9.7.56 | 18 Dec 2025 | End of life |
| ClickHouse 25.7 | 25.7.8.71 | 1 Nov 2025 | End of life |
| ClickHouse 25.6 | 25.6.13.41 | 27 Sept 2025 | End of life |
| ClickHouse 25.5 | 25.5.11.15 | 29 Aug 2025 | End of life |
| ClickHouse 25.4 | 25.4.13.22 | 29 Jul 2025 | End of life |
| ClickHouse 25.2 | 25.2.2.39 | 22 May 2025 | End of life |
| ClickHouse 25.1 | 25.1.8.25 | 22 Apr 2025 | End of life |
Which ClickHouse version should I run?
The safest choice is the latest supported release, 26.5.2.39. If you're on an end-of-life line, plan an upgrade to a supported one before security updates stop. See ClickHouse's full security status →
Get warned before ClickHouse reaches end-of-life
End-of-life dates are easy to miss until it's too late. Monitor ClickHouse on IsItPatched and we'll email you before the release line you run stops getting security updates — free, no account needed to start.
ClickHouse end-of-life — frequently asked
What ClickHouse versions are still supported?
As of June 2026, these ClickHouse release lines still receive security updates: 26.3, 25.8. The latest supported release is 26.5.2.39. Versions older than these (26.2, 26.1, 25.12, 25.3, 25.11, 25.10, 25.9, 25.7, 25.6, 25.5, 25.4, 25.2, 25.1) are end-of-life and no longer patched.
When does ClickHouse 25.8 reach end of life?
ClickHouse 25.8 reaches end-of-life on 29 Aug 2026 — about 2 months away. After that date it stops receiving security patches.
Is ClickHouse end-of-life?
No — ClickHouse still has supported release lines (26.3, 25.8). But individual older versions are end-of-life, so what matters is the specific version you run.
How do I know when my ClickHouse version reaches end of life?
Check the version you run on its product page, or monitor ClickHouse 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 ClickHouse. See related: ClickHouse security status · full EOL calendar · what is end-of-life software? · disclaimer.