.NET CVE-2026-24833
HIGHSeverity by source
AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H
Primary rating from GitHub Advisory · only source for this CVE.
CVSS VectorGitHub Advisory
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H
Lifecycle Timeline
2DescriptionGitHub Advisory
DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. Prior to versions 9.13.10 and 10.2.0, a module could install with richtext in its description field which could contain scripts that will run for user in the Persona Bar. Versions 9.13.10 and 10.2.0 contain a fix for the issue.
AnalysisAI
DotNetNuke versions prior to 9.13.10 and 10.2.0 allow arbitrary script execution in the Persona Bar administrative interface through unsanitized richtext content in module descriptions. An authenticated attacker with module installation privileges can inject malicious scripts that execute in the context of administrative users, potentially compromising sensitive data or administrative functions. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | DNN versions prior to 9.13.10 or 10.2.0; attacker with module upload privileges; admin user must view the malicious module's description in Persona Bar interface Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | CVSS 7.6 (HIGH). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | An attacker could exploit this vulnerability to compromise the affected system. |
| Remediation | Monitor vendor advisories for a patch. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours: Audit all installed DNN modules and their descriptions for suspicious content; restrict module installation permissions to trusted administrators only. …
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External POC / Exploit Code
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