CVE-2025-59545
Critical
Description
DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. Prior to version 10.1.0, the Prompt module allows execution of commands that can return raw HTML. Malicious input, even if sanitized for display elsewhere, can be executed when processed through certain commands, leading to potential script execution (XSS). This issue has been patched in version 10.1.0.
SeverityCritical
CVSS9.0
Exploit probability—
ProductDnnsoftware Dotnetnuke
PublishedSep 23, 2025
First seenSep 23, 2025
Weakness typeCWE-79Cross-site scripting (XSS)
How to fix
Update
- dnnsoftware dotnetnuke10.1.0 or later
- DotNetNuke.Core10.1.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| dnnsoftware dotnetnuke | v < 10.1.0 | 10.1.0 |
| DotNetNuke.CoreNuGet | v < 10.1.0 | 10.1.0 |
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