Vulnerability in Umbraco Umbraco-cms
CVE-2025-49147
Umbraco, a free and open source .NET content management system, has a vulnerability in versions 10.0.0 through 10.8.10 and 13.0.0 through 13.9.1. Via a request to an anonymously authenticated endpoint it's possible to retrieve information…
EPSS: 0.002 (46.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
Affected products
- Umbraco Umbraco-cms — versions >= 10.0.0, < 10.8.111, >= 13.0.0, < 13.9.2
Weakness classification (CWE)
References
- https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-pgvc-6h2p-q4f6 (x_refsource_CONFIRM)
- https://github.com/umbraco/Umbraco-CMS/commit/b4144564c836ec6929111ce2a12eb1f67b42d61e (x_refsource_MISC)
- https://github.com/umbraco/Umbraco-CMS/commit/d8f68d2c40f8e158bd81d469f25ef3a4e1d86c4c (x_refsource_MISC)
Frequently asked questions
- What is CVE-2025-49147?
- CVE-2025-49147 is a medium-severity vulnerability in Umbraco Umbraco-cms, classified under Exposure of Sensitive System Information to an Unauthorized Control Sphere. CVSS score: 5.3/10. Published 2025-06-24.
- How severe is CVE-2025-49147?
- Medium severity. CVSS v3 base score is 5.3 out of 10.