CVE-2025-24011

Umbraco CMS Vulnerable to User Enumeration Feasible Based On Management API Timing and Response Codes

Published Jan 21, 2025 CVSS 3.1 · 5.3 Medium EPSS 1.6% KEV · Not listed
Description
Umbraco is a free and open source .NET content management system. Starting in version 14.0.0 and prior to versions 14.3.2 and 15.1.2, it's possible to determine whether an account exists based on an analysis of response codes and timing of Umbraco management API responses. Versions 14.3.2 and 15.1.2 contain a patch. No known workarounds are available.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-hmg4-wwm5-p999 Umbraco Allows User Enumeration Feasible Based On Management API Timing and Response Codes
History
Type Values Removed Values Added
First Time appeared Umbraco
Umbraco umbraco Cms
Weaknesses CWE-203
CPEs cpe:2.3:a:umbraco:umbraco_cms:*:*:*:*:*:*:*:*
Vendors & Products Umbraco
Umbraco umbraco Cms
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', '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. Starting in version 14.0.0 and prior to versions 14.3.2 and 15.1.2, it's possible to determine whether an account exists based on an analysis of response codes and timing of Umbraco management API responses. Versions 14.3.2 and 15.1.2 contain a patch. No known workarounds are available.
Title Umbraco CMS Vulnerable to User Enumeration Feasible Based On Management API Timing and Response Codes
Weaknesses CWE-200
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Feb 12, 2025, 8:41 PM
Reserved
Jan 16, 2025, 5:31 PM
Status
Analyzed
Published
Jan 21, 2025, 4:15 PM
Modified
Jun 17, 2026, 8:57 AM