CVE-2025-27601

Umbraco Allows Improper API Access Control to Low-Privilege Users to Data Type Functionality

CVSS 4.3 MEDIUMEPSS 0.3%CWE-285 CWE-863

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 4.3EPSS 0.3%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

11 Mar 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

Umbraco is a free and open source .NET content management system. An improper API access control issue has been identified Umbraco's API management package prior to versions 15.2.3 and 14.3.3, allowing low-privilege, authenticated users to create and update data type information that should be restricted to users with access to the settings section. The issue is patched in versions 15.2.3 and 14.3.3. No known workarounds are available.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Affected products

umbraco · Umbraco-CMS

Want to know if your infrastructure is exposed to this?

Talk to TrueHacking →

References

https://github.com/umbraco/Umbraco-CMS/commit/d9fb6df16e9adf8656181cac8497fc5ba23321cd https://github.com/umbraco/Umbraco-CMS/commit/ebb6a580dc1da2c772a99838dc7b4660bf77eb9c https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-6ffg-mjg7-585x