Vulnerability · Published Jun 21, 2025 · Assigned by GitHub_M
CVE-2025-52485DNN.PLATFORM Allows Stored Cross-Site Scripting (XSS) in Activity Feed
Medium 5.1
In plain English
A medium-severity cross-site scripting in Dnn.Platform from dnnsoftware. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 12% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Official description
DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. In versions 6.0.0 to before 10.0.1, DNN.PLATFORM allows a specially crafted request to inject scripts in the Activity Feed Attachments endpoint which will then render in the feed. This issue has been patched in version 10.0.1.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| NuGet | dnn.platform | 10.0.1 | GHSA-wwc9-wmm3-2pmf |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| dnnsoftware | Dnn.Platform | >= 6.0.0, < 10.0.1 |
Weakness: CWE-79 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N