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.
CVE-2025-52486
MEDIUMNVD 6.16.1—
EchelonGraph scoreMEDIUM confidence
This medium-severity CVE scores 6.1 under NVD CVSS v3. EPSS exploit probability: 0.2%, top 90% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
Triggered by: NVD CVSS baseline
Sources: epss, nvd
6.1EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
- Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 6.1Exploit: None knownExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 6.1
- EG Score
- 6.1(medium)
- EG Risk
- 28(Track)EG Risk 28/100SSVC: Track
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity61% × 45%Exploitation0% × 40%Automatability0% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 0%
- EPSS %ILE
- 12%
- KEV
- Not listed
Published
June 21, 2025
Last Modified
September 15, 2025
References (2)
- security-advisories@githubhttps://github.com/dnnsoftware/Dnn.Platform/commit/74f6de68da1572c1d7e9c6e30e9f77f7c5596b1b
- security-advisories@githubhttps://github.com/dnnsoftware/Dnn.Platform/security/advisories/GHSA-pf4h-vrv6-cmvr
Related CVEs
Related CVEs are temporarily unavailable — the same-product, same-vendor and same-CWE lists could not be loaded just now. That is not a sign that none exist; please retry shortly.
Frequently asked(5)
What is CVE-2025-52486?
CVE-2025-52486 is a medium vulnerability published on June 21, 2025. 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…
When was CVE-2025-52486 disclosed?
CVE-2025-52486 was first published in the National Vulnerability Database on June 21, 2025, with the most recent update on September 15, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2025-52486 actively exploited?
CVE-2025-52486 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 88.1% of all scored CVEs.
What is the CVSS score of CVE-2025-52486?
CVE-2025-52486 has a CVSS v3 base score of 6.1 (NVD).
How do I remediate CVE-2025-52486?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-52486, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2025-52486
Is Your Infrastructure Affected by CVE-2025-52486?
EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.