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CVE-2025-27602— Umbraco Allows a Restricted Editor User to Delete Media Item or Access Unauthorized Content

Quick assessment

Affected
umbraco Umbraco-CMS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Umbraco是丹麦Umbraco公司的一套C#编写的开源的内容管理系统（CMS）。 Umbraco 10.8.9版本和13.7.1版本之前版本存在安全漏洞，该漏洞源于通过操纵后台API URL，可能导致检索或删除无权访问的内容或媒体。

CVSS 4.9 · Medium EPSS 0.30% · P20

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage
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I. Basic Information for CVE-2025-27602

Vulnerability Information
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Vulnerability Title
Umbraco Allows a Restricted Editor User to Delete Media Item or Access Unauthorized Content
Source: CVE Program / CVE List V5
Vulnerability Description
Umbraco is a free and open source .NET content management system. In versions of Umbraco's web backoffice program prior to versions 10.8.9 and 13.7.1, via manipulation of backoffice API URLs, it'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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Umbraco 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Umbraco是丹麦Umbraco公司的一套C#编写的开源的内容管理系统（CMS）。 Umbraco 10.8.9版本和13.7.1版本之前版本存在安全漏洞，该漏洞源于通过操纵后台API URL，可能导致检索或删除无权访问的内容或媒体。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
umbraco Umbraco-CMS < 10.8.9 -

II. Public POCs for CVE-2025-27602

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III. Intelligence Information for CVE-2025-27602

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Patches & Fixes for CVE-2025-27602 (2)

Vendor Advisories for CVE-2025-27602 (1)

IV. Related Vulnerabilities

Same product: Umbraco-CMS
Same vendor: umbraco
Same weakness: CWE-285

V. Comments for CVE-2025-27602

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