Umbraco 15.x — End of Life
EOLUmbraco 15.x — All releases
| Version | Released | Active support | EOL date | Latest patch | Status |
|---|---|---|---|---|---|
| 15 | Nov 14, 2024 | Aug 14, 2025 | Nov 14, 2025 | 15.4.4 | EOL |
CVEs affecting Umbraco 15.x (0)
Umbraco 15.x is EOL — migrate to Umbraco 16.x
Umbraco 16.x is the next major release. Plan your upgrade before Umbraco 15.x stops receiving security patches.
Frequently asked questions
Is Umbraco 15 end of life?
Yes. All Umbraco 15.x releases have reached end of life and no longer receive security patches. Migrate to Umbraco 16.x as soon as possible.
What CVEs affect Umbraco 15?
No CVEs are currently tracked for Umbraco 15.x in our database. This may mean no vulnerabilities have been recorded yet, or the data is still syncing.
What is the latest Umbraco 15 version?
The latest Umbraco 15.x patch release is 15.4.4, released on July 29, 2025. Always run the latest patch to benefit from all security fixes.
How to migrate from Umbraco 15 to Umbraco 16?
To migrate from Umbraco 15 to Umbraco 16: (1) review the official Umbraco 16 migration guide for breaking changes, (2) update dependencies and configuration accordingly, (3) test thoroughly in a staging environment, (4) deploy with a rollback plan. Starting early gives you time to resolve compatibility issues before your current version reaches end of life.
Is it safe to run Umbraco 15 in production?
No. Umbraco 15 has reached end of life and security vulnerabilities are no longer patched. Upgrade to a supported version immediately.
Data sourced from endoflife.date · CVE data from NVD · EPSS from FIRST.org · KEV from CISA