Umbraco CMS end-of-life: support & EOL dates for every release
Umbraco · CMS · 2 supported · 10 end-of-life · updated June 2026 · what is end-of-life? →
This is when each Umbraco CMS release line stops receiving security updates. 2 release lines are still supported — the next to reach end-of-life is Umbraco CMS 13 on 14 Dec 2026. Running an end-of-life version means new vulnerabilities stay unpatched.
Umbraco CMS support timeline
Each release line and the date it reaches end-of-life — newest first.
| Release | Latest version | End-of-life | Status |
|---|---|---|---|
| Umbraco CMS 17 | 17.4.2 | 27 Nov 2028 · in 29 mo | Supported |
| Umbraco CMS 13 | 13.14.0 | 14 Dec 2026 · in 6 mo | Supported |
| Umbraco CMS 16 | 16.5.1 | 12 Jun 2026 | End of life |
| Umbraco CMS 15 | 15.4.4 | 14 Nov 2025 | End of life |
| Umbraco CMS 10 | 10.8.11 | 16 Jun 2025 | End of life |
| Umbraco CMS 14 | 14.3.4 | 30 May 2025 | End of life |
| Umbraco CMS 8 | 8.18.15 | 24 Feb 2025 | End of life |
| Umbraco CMS 12 | 12.3.10 | 29 Jun 2024 | End of life |
| Umbraco CMS 11 | 11.5.0 | 1 Dec 2023 | End of life |
| Umbraco CMS 7 | 7.15.11 | 30 Sept 2023 | End of life |
| Umbraco CMS 9 | 9.5.4 | 16 Dec 2022 | End of life |
| Umbraco CMS 6 | 6.2.6 | 1 May 2018 | End of life |
Which Umbraco CMS version should I run?
The safest choice is the latest supported release, 17.4.2. If you're on an end-of-life line, plan an upgrade to a supported one before security updates stop. See Umbraco CMS's full security status →
Get warned before Umbraco CMS reaches end-of-life
End-of-life dates are easy to miss until it's too late. Monitor Umbraco CMS on IsItPatched and we'll email you before the release line you run stops getting security updates — free, no account needed to start.
Umbraco CMS end-of-life — frequently asked
What Umbraco CMS versions are still supported?
As of June 2026, these Umbraco CMS release lines still receive security updates: 17, 13. The latest supported release is 17.4.2. Versions older than these (16, 15, 10, 14, 8, 12, 11, 7, 9, 6) are end-of-life and no longer patched.
When does Umbraco CMS 13 reach end of life?
Umbraco CMS 13 reaches end-of-life on 14 Dec 2026 — about 6 months away. After that date it stops receiving security patches.
Is Umbraco CMS end-of-life?
No — Umbraco CMS still has supported release lines (17, 13). But individual older versions are end-of-life, so what matters is the specific version you run.
How do I know when my Umbraco CMS version reaches end of life?
Check the version you run on its product page, or monitor Umbraco CMS 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 Umbraco. See related: Umbraco CMS security status · full EOL calendar · what is end-of-life software? · disclaimer.