CVE-2026-40306 | THREATINT

Description

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.

PUBLISHED Reserved 2026-04-10 | Published 2026-04-17 | Updated 2026-04-20 | Assigner GitHub_M

MEDIUM: 6.9CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

Problem types

CWE-330: Use of Insufficiently Random Values

Product status

>= 10.0.0, < 10.2.2

affected

References

github.com/...atform/security/advisories/GHSA-2rhw-gw3f-477j

github.com/dnnsoftware/Dnn.Platform/releases/tag/v10.2.2

cve.org (CVE-2026-40306)

nvd.nist.gov (CVE-2026-40306)

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