CVSS: 4.3EPSS: 0%CPEs: 2EXPL: 0CVE-2025-27601 – Umbraco Allows Improper API Access Control to Low-Privilege Users to Data Type Functionality
https://notcve.org/view.php?id=CVE-2025-27601
11 Mar 2025 — 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. • https://github.com/umbraco/Umbraco-CMS/commit/d9fb6df16e9adf8656181cac8497fc5ba23321cd • CWE-285: Improper Authorization CWE-863: Incorrect Authorization •
CVSS: 5.5EPSS: 0%CPEs: 2EXPL: 0CVE-2025-24012 – Umbraco Backoffice Components Have XSS/HTML Injection Vulnerability
https://notcve.org/view.php?id=CVE-2025-24012
21 Jan 2025 — 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. • https://github.com/umbraco/Umbraco-CMS/commit/d4f8754f933895b3a329296e25ddea6f84a0aea2 • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') •
CVSS: 5.3EPSS: 15%CPEs: 2EXPL: 1CVE-2025-24011 – Umbraco CMS Vulnerable to User Enumeration Feasible Based On Management API Timing and Response Codes
https://notcve.org/view.php?id=CVE-2025-24011
21 Jan 2025 — 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. • https://github.com/Puben/CVE-2025-24011-PoC • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor •