Improper Authorization in Umbraco CMS - CVE-2025-27602

 

Improper Authorization in Umbraco CMS - CVE-2025-27602

Published: March 24, 2025


Vulnerability identifier: #VU105962
CSH Severity: Low
CVSS v4: 2.3 [CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N]
CVE-ID: CVE-2025-27602
CWE-ID: CWE-285
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to bypass authorization checks.

The vulnerability exists due to improper API access control. A remote user can manipulate backoffice API URLs and retrieve or delete content or media.


Affected software

Umbraco CMS

How to mitigate CVE-2025-27602

Install updates from vendor's website.

Umbraco CMS - addressed in versions 10.8.9, 13.7.1

External References

Related Security Bulletins