CVE-2025-59535

DotNetNuke.Core allows loading of unused themes on anonymous clients through query parameters

State: Published
Severity: 6.5 Medium
Published: Sep 22, 2025
Updated: Sep 23, 2025
Reserved: Sep 17, 2025

Description

DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. Prior to version 10.1.0, arbitrary themes can be loaded through query parameters. If an installed theme had a vulnerability, even if it was not used on any page, this could be loaded on unsuspecting clients without knowledge of the site owner. This issue has been patched in version 10.1.0.

Scores

CVSS	Score	Vector	Source
3.1	6.5 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L	GitHub_M

Weaknesses

CWE-20 Improper Input Validation
CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
CWE-829 Inclusion of Functionality from Untrusted Control Sphere

Affected Products

Product	Versions
Dnn.Platformdnnsoftware	< 10.1.0Affected

References

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.