CVE-2025-48378: Dnnsoftware DotNetNuke

Medium severity, CVSS 5.4. EPSS: 0.3% chance of exploitation in the next 30 days.

DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. Prior to version 9.13.9, uploaded SVG files could contain scripts and if rendered inline those scripts could run allowing XSS attacks. Version 9.13.9 fixes the issue.

Affected products

• Dnnsoftware DotNetNuke: before 9.13.9 (fixed in 9.13.9)

Published 2025-05-23. Last modified 2026-06-17.