CVE-2026-24833: Dnnsoftware DotNetNuke

Medium severity, CVSS 5.4. EPSS: 0.2% 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 versions 9.13.10 and 10.2.0, a module could install with richtext in its description field which could contain scripts that will run for user in the Persona Bar. Versions 9.13.10 and 10.2.0 contain a fix for the issue.

Affected products

• Dnnsoftware DotNetNuke: before 9.13.10 (fixed in 9.13.10); from 10.0.0, before 10.2.0 (fixed in 10.2.0)

Published 2026-01-28. Last modified 2026-06-17.