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Vulnerabilities

Security fix · CVE-2025-52486

DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem.

Published Jun 21, 2025 · catalog updated Jun 23, 2025 · DNNSoftware Dnn.Platform

Check this week

CVE-2025-52486 is not in CISA KEV. FIRST estimates a 23.00% chance of exploitation in the next 30 days. Check whether you run DNNSoftware Dnn.Platform.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium6.1
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
23.00%
Remediation
Version ranges on file
Affected products
vendor DNNSoftware Dnn.Platform 6.0.0, < 10.0.1

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 specially crafted content in URLs to be used with TokenReplace and not be properly sanitized by some SkinObjects. This issue has been patched in version 10.0.1.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor DNNSoftware Dnn.Platform 6.0.0, < 10.0.16.0.0, < 10.0.1

How to fix CVE-2025-52486

  • Recommended remediation

    Affected version ranges suggest a fixed boundary. Verify against the vendor advisory for your release.

  • Official advisories

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2025-52486 is not in CISA KEV. FIRST estimates a 23.00% chance of exploitation in the next 30 days. Check whether you run DNNSoftware Dnn.Platform.

Which versions are affected?

Compare what you have installed with DNNSoftware Dnn.Platform 6.0.0, < 10.0.1 6.0.0, < 10.0.1. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 23.00%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Jun 21, 2025 · EUVD

    Detected

    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 specially crafted content in URLs to be used with TokenReplace and not be properly sanitized by some SkinObjects. This issue has been patched in version 10.0.1.

  2. Jun 23, 2025 · EUVD

    Updated

    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 specially crafted content in URLs to be used with TokenReplace and not be properly sanitized by some SkinObjects. This issue has been patched in version 10.0.1.

Sources

  • EUVDVulnerability recordEUVD-2025-18802

    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 specially crafted content in URLs to be used with TokenReplace and not be properly sanitized by some SkinObjects.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Jun 23, 2025. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.