CVE-2025-24012

Umbraco Backoffice Components Have XSS/HTML Injection Vulnerability

Published Jan 21, 2025 CVSS 3.1 · 4.6 Medium EPSS < 1% 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, authenticated users are able to exploit a cross-site scripting vulnerability when viewing certain localized backoffice components. Versions 14.3.2 and 15.1.2 contain a patch.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-0204 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, authenticated users are able to exploit a cross-site scripting vulnerability when viewing certain localized backoffice components. Versions 14.3.2 and 15.1.2 contain a patch.
Github GHSA Github GHSA GHSA-wv8v-rmw2-25wc XSS/HTML Injection Vulnerability in Umbraco Backoffice Components
History
Type Values Removed Values Added
First Time appeared Umbraco
Umbraco umbraco Cms
CPEs cpe:2.3:a:umbraco:umbraco_cms:*:*:*:*:*:*:*:*
Vendors & Products Umbraco
Umbraco umbraco Cms
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. Starting in version 14.0.0 and prior to versions 14.3.2 and 15.1.2, authenticated users are able to exploit a cross-site scripting vulnerability when viewing certain localized backoffice components. Versions 14.3.2 and 15.1.2 contain a patch.
Title Umbraco Backoffice Components Have XSS/HTML Injection Vulnerability
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 4.6, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/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