CVE-2026-24833: high-severity vulnerability in dnnsoftware Dnn.Platform
DotNetNuke.Core Vulnerable to Stored XSS in Module Description
Published · Updated
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.7epss 0.2%
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.
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H
Affected products
dnnsoftware · Dnn.PlatformRelated CVEs — dnnsoftware Dnn.Platform
In the same product, most dangerous first.
CVE-2025-64095CRITICALDNN Insufficient Access Control - Image Upload allows for Site Content OverwriteEPSS 47.0%CVE-2025-52488HIGHDNN.PLATFORM leaks NTLM hash via SMB Share Interaction with malicious user inputEPSS 35.8%CVE-2026-40321HIGHDotNetNuke.Core has stored cross-site-scripting (XSS) via SVG uploadEPSS 6.4%CVE-2025-59545CRITICALDNN Vulnerable to Stored Cross-Site Scripting (XSS) in the Prompt moduleEPSS 0.5%CVE-2025-59535MEDIUMDotNetNuke.Core allows loading of unused themes on anonymous clients through query parametersEPSS 0.4%CVE-2025-32374MEDIUMPossible Denial of Service (DoS) in DNN.PLATFORM registrationEPSS 0.4%