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Umbraco CMSEnd of Life (EOL) Dates & Support Status
Active
CMS & ContentLatest Version: 18.2.0Latest Release: Sep 17, 2026
Umbraco is an open-source .NET CMS known for its flexibility and editor-friendly interface.
Support summary
Umbraco CMS 13 reaches EOL in 78 days. Start upgrade planning and compatibility testing now.
What do EOL and support statuses mean?Next EOL
Dec 14, 2026
Umbraco CMS 13 · 78 days left
Supported cycles
3
5 lts
Versions
13
Latest Version
18.2.0
Active Support
2
EOL
10
Lifecycle Timeline
Sep 29, 2021As of Sep 27, 2026
18Active · Jun 25, 2027
17Active · Nov 27, 2028
16EOL · Jun 12, 2026
15EOL · Nov 14, 2025
14EOL · May 30, 2025
13Security · Dec 14, 2026
12EOL · Jun 29, 2024
11EOL · Dec 1, 2023
10EOL · Jun 16, 2025
9EOL · Dec 16, 2022
ActiveSecurityEOLHistorical phase unknown
Bars show history up to the snapshot date. Gray intervals lack dated support boundaries; arrows indicate an unannounced EOL date, not a support guarantee.
Versions
| Release | Release Date | Active Support | EOL | Latest Version | LTS | Status |
|---|---|---|---|---|---|---|
| 18 | Jun 25, 2026 | Mar 25, 2027 | Jun 25, 2027 | 18.2.0 | No | Active |
| 17 | Nov 27, 2025 | Nov 27, 2027 | Nov 27, 2028 | 17.7.0 | Yes | Active |
| 16 | Jun 12, 2025 | Mar 12, 2026 | Jun 12, 2026 | 16.5.1 | No | EOL |
| 15 | Nov 14, 2024 | Aug 14, 2025 | Nov 14, 2025 | 15.4.4 | No | EOL |
| 14 | May 30, 2024 | Mar 2, 2025 | May 30, 2025 | 14.3.4 | No | EOL |
| 13 | Dec 14, 2023 | Dec 14, 2025 | Dec 14, 2026 | 13.16.2 | Yes | Security |
| 12 | Jun 29, 2023 | Mar 29, 2024 | Jun 29, 2024 | 12.3.10 | No | EOL |
| 11 | Dec 1, 2022 | Sep 1, 2023 | Dec 1, 2023 | 11.5.0 | No | EOL |
| 10 | Jun 16, 2022 | Jun 16, 2024 | Jun 16, 2025 | 10.8.11 | Yes | EOL |
| 9 | Sep 29, 2021 | Sep 16, 2022 | Dec 16, 2022 | 9.5.4 | No | EOL |
| 8 | Feb 26, 2019 | Feb 24, 2024 | Feb 24, 2025 | 8.18.15 | Yes | EOL |
| 7 | Nov 21, 2013 | Jul 31, 2021 | Sep 30, 2023 | 7.15.11 | Yes | EOL |
| 6 | Mar 27, 2013 | May 1, 2018 | May 1, 2018 | 6.2.6 | No | EOL |
Data sources
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<a href="https://eol.wiki/umbraco/"><img src="https://eol.wiki/badge/umbraco.svg" alt="Umbraco CMS end-of-life status" height="20"></a>Frequently Asked Questions
Which versions of Umbraco CMS have reached end of life?
The following Umbraco CMS versions have reached end of life and no longer receive security updates: 16, 15, 14, 12, 11, 10, 9, 8 (and 2 more). It is recommended to upgrade to a supported version.
Is it safe to continue using Umbraco CMS 16?
Umbraco CMS 16 has reached end of life and no longer receives security patches or bug fixes. Continuing to use it may expose your systems to known vulnerabilities. We strongly recommend upgrading to a supported version.
What is the latest version of Umbraco CMS?
The latest version of Umbraco CMS is 18.2.0, released in the 18 release cycle.
How many versions of Umbraco CMS are currently supported?
Umbraco CMS currently has 3 actively supported version(s): 18, 17, 13.
When does Umbraco CMS 18 reach end of life?
Umbraco CMS 18 is scheduled to reach end of life on Jun 25, 2027.
What should I do when Umbraco CMS reaches end of life?
When a Umbraco CMS version reaches end of life, you should: 1) Plan your migration to a supported version as soon as possible. 2) Review the release notes for breaking changes. 3) Test your applications thoroughly in a staging environment. 4) Update your dependencies to ensure compatibility with the new version.