DNN.PLATFORM Allows Stored Cross-Site Scripting (XSS) in Activity Feed
DNN.PLATFORM allows a specially crafted request can inject scripts in the Activity Feed Attachments endpoint which will then render in the feed, resulting in a cross-site scripting attack. This vulnerability is fixed in 10.0.1.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| .NET (NuGet) | DNN.PLATFORM | >= 6.0.0, < 10.0.1 | 10.0.1 |
References
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N- Weakness (CWE)
CWE-79- Platform
- .NET (NuGet)
- Package
DNN.PLATFORM- Disclosed
- 20.06.2025
- Updated
- 11.10.2026 11:23
Sources and licenses
OSV / GitHub Advisory Database - GHSA-wwc9-wmm3-2pmf - CC BY 4.0
Vulnerability history: DNN.PLATFORM
All published vulnerabilities of this package (.NET (NuGet)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 6
- First → latest
- 06.2025 10.2025
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- Critical 1
- High 2
- Medium 3
Disclosures per year
- 2025: 6
- 2026: 0
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DNN.PLATFORM Allows Stored Cross-Site Scripting (XSS) in Activity Feed this entry
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