CVE-2026-24833
High
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, 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.
SeverityHigh
CVSS7.6
Exploit probability—
ProductDnnsoftware Dotnetnuke
PublishedJan 28, 2026
First seenJan 28, 2026
Weakness typeCWE-79Cross-site scripting (XSS)
How to fix
Update
- dnnsoftware dotnetnuke9.13.10, 10.2.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| dnnsoftware dotnetnuke | v < 9.13.10, 10.0.0 ≤ v < 10.2.0 | 9.13.10, 10.2.0 |
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