Security Advisory

CVE-2025-48953

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2025-06-03 18:19:28

Last updated 2025-06-03 18:31:44

Assigner GitHub_M

CVSS score 5.5

State PUBLISHED

Description

Umbraco is an ASP.NET content management system (CMS). Starting in version 14.0.0 and prior to versions 15.4.2 and 16.0.0, it's possible to upload a file that doesn't adhere with the configured allowable file extensions via a manipulated API request. The issue is patched in versions 15.4.2 and 16.0.0. No known workarounds are available.

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