What’s Vulnerable › Vulnerabilities
CVE-2025-52488: DNN.PLATFORM leaks NTLM hash via SMB Share Interaction with malicious user input
- Severity: high (CVSS 8.6 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 35.8% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2025-06-21 · updated 2026-06-17
- Weakness: CWE-200
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 a specially crafted series of malicious interaction to potentially expose NTLM hashes to a third party SMB server. This issue has been patched in version 10.0.1.
Affected products
- DotNetNuke CMS Fixed in 9.1.1: from 6.0.0 before 10.0.1 — fixed in 10.0.1
How to fix
Upgrade to a fixed version: DotNetNuke CMS Fixed in 9.1.1 10.0.1. Check the vendor advisory for mitigations.
References
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