CVE-2025-27601

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

Published Mar 11, 2025 CVSS 3.1 · 4.3 Medium EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-7794 Umbraco Allows Improper API Access Control to Low-Privilege Users to Data Type Functionality
Github GHSA Github GHSA GHSA-6ffg-mjg7-585x Umbraco Allows Improper API Access Control to Low-Privilege Users to Data Type Functionality
History
Type Values Removed Values Added
CPEs cpe:2.3:a:umbraco:umbraco_cms:*:*:*:*:*:*:*:*
Type Values Removed Values Added
Metrics epss

{'score': 0.00037}

epss

{'score': 0.00049}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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.
Title Umbraco Allows Improper API Access Control to Low-Privilege Users to Data Type Functionality
Weaknesses CWE-285
CWE-863
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Mar 11, 2025, 6:53 PM
Reserved
Mar 3, 2025, 3:10 PM
Status
Analyzed
Published
Mar 11, 2025, 4:15 PM
Modified
Jun 17, 2026, 9:03 AM