CVE-2026-24838

DotNetNuke.Core Vulnerable to Stored XSS via Module Title

State: Published
Severity: 9.1 Critical
Published: Jan 27, 2026
Updated: Jan 28, 2026
Reserved: Jan 27, 2026

Description

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, module title supports richtext which could include scripts that would execute in certain scenarios. Versions 9.13.10 and 10.2.0 contain a fix for the issue.

Scores

CVSS	Score	Vector	Source
3.1	9.1 Critical	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H	GitHub_M

Weaknesses

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Affected Products

Product	Versions
Dnn.Platformdnnsoftware	< 9.13.10Affected >= 10.0.0, < 10.2.0Affected

References

https://github.com/dnnsoftware/Dnn.Platform/security/advisories/GHSA-w9pf-h6m6-v89h

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