CVE-2025-27602

Severity CVSS v4.0:

Pending analysis

Type:

CWE-285 Improper Authorization

Publication date:

11/03/2025

Last modified:

22/09/2025

Description

Umbraco is a free and open source .NET content management system. In versions of Umbraco&#39;s web backoffice program prior to versions 10.8.9 and 13.7.1, via manipulation of backoffice API URLs, it&#39;s possible for authenticated backoffice users to retrieve or delete content or media held within folders the editor does not have access to. The issue is patched in versions 10.8.9 and 13.7.1. No known workarounds are available.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N CVSS v3.1 Severity and Metrics:

Base Score: 4.90 MEDIUM
Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N

Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Changed
Confidentiality (C): Low
Integrity (I): Low
Availability (A): None

Base Score 3.x

4.90

Severity 3.x

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:umbraco:umbraco_cms::::::::		10.8.9 (excluding)
cpe:2.3:a:umbraco:umbraco_cms::::::::	11.0.0 (including)	13.7.1 (excluding)

To consult the complete list of CPE names with products and versions, see this page

CVE-2025-27602

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools