CVE-2025-52486

MEDIUMCVSS 6.1/10EPSS 0.20%

Last modified

CVE-2025-52486 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. 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. EPSS estimates a 0.20% chance of exploitation in the next 30 days.

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 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.

Metrics

CVSS 3.1
6.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CVSS 4.0
6.1/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability
0.20%

10.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
DnnsoftwareDotnetnuke>= 6.0.0, < 10.0.1

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2025-52486?
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.
How severe is CVE-2025-52486?
CVE-2025-52486 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.20% probability of exploitation in the next 30 days.
How do I fix CVE-2025-52486?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-52486?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST