CVE-2026-40306

Summary

DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. All new installations of DNN 10.x.x - 10.2.1 have the same Host GUID. This does not affect upgrades from 9.x.x. Version 10.2.2 patches the issue.

Affected Software

VendorProductVersion RangeStatus
dnnsoftwareDnn.Platform>= 10.0.0, < 10.2.2affected

Weaknesses

  • CWE-330: CWE-330: Use of Insufficiently Random Values

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: yes
    • Technical Impact: partial

References