CVE-2025-48953

Published June 3rd, 2025

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CVSS v3

5.5

MEDIUM

CVSS v2

N/A

Affected

PROJECT

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.

umbraco/Umbraco-CMS

Umbraco is a free and open source .NET content management system helping you deliver delightful digital experiences.

GitHub

5.19K