Improper access control in DotNetNuke - CVE-2025-48376
Published: May 23, 2025 / Updated: August 28, 2026
Vulnerability identifier: #VU146077
CSH Severity: Low
CVSS v4: 4.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-48376
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to modify data and cause a denial of service.
The vulnerability exists due to improper access control in the site import feature when handling a crafted request that uses an external source. A remote privileged user can send a specially crafted request to modify data and cause a denial of service.
User interaction is required.
Affected software
DotNetNuke
How to mitigate CVE-2025-48376
Install security update from vendor's website.
DotNetNuke - update to 9.13.9