CVE-2026-24784
MEDIUMCVSS Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N
Lifecycle Timeline
3Tags
Description
DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. Starting in version 9.0.0 and prior to versions 9.13.10 and 10.2.0, a content editor could inject scripts in module headers/footers that would run for other users. Versions 9.13.10 and 10.2.0 contain a fix for the issue.
Analysis
Stored cross-site scripting in DNN versions 9.0.0 through 10.1.x allows content editors to inject malicious scripts into module headers and footers that execute in the browsers of other users. An authenticated editor with content creation privileges can exploit this to steal session tokens, perform actions on behalf of other users, or redirect them to malicious sites. …
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Remediation
Within 30 days: Identify affected systems running the Microsoft ecosystem. Starting in and apply vendor patches as part of regular patch cycle. …
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External POC / Exploit Code
Leaving vuln.today
GHSA-jjwg-4948-6wxp