Is Umbraco CMS 12.3.10 patched?
Umbraco · cycle 12.3 · Official site ↗
12.3.10100/100Healthy
Health score100/100
Open issues0
Exploited now0
Cycle 12.3 EOL—
Latest release17.4.2
Summary iPlain-English security status for Umbraco CMS 12.3.10, built from its CVEs, active-exploitation data, end-of-life date and latest release.
Umbraco CMS 12.3.10 is part of the 12.3 release line. No known vulnerabilities affect it in our data. The latest supported Umbraco CMS release is 17.4.2.
Known issues affecting 12.3.10
None found for this version. ✓
Other Umbraco CMS versions
Check another release line of Umbraco CMS.
Frequently asked
Is Umbraco CMS 12.3.10 patched?
Umbraco CMS 12.3.10 is on the latest patch of its cycle with no known affecting vulnerabilities.
What is the latest version of Umbraco CMS?
The latest supported Umbraco CMS release is 17.4.2.
Is Umbraco CMS 12.3.10 still receiving security updates?
Yes — the 12.3 line is still supported and receiving security updates. The latest release is 17.4.2.
Informational only, from public data (NVD · CISA KEV · EPSS · endoflife.date), and can lag or miss vendor-specific fixes. Always confirm against Umbraco's official advisory before you patch or upgrade — Umbraco CMS official site ↗