CVE-2025-21225

MediumCVSS 5.9/10Last modified Jun 17, 2026

Description

Windows Remote Desktop Gateway (RD Gateway) Denial of Service Vulnerability

Metrics

CVSS 3.1 5.9/10CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

Affected software

VendorProductVersions
MicrosoftWindows Server 2016>= 10.0.14393.0, < 10.0.14393.7699
MicrosoftWindows Server 2016 (Server Core installation)>= 10.0.14393.0, < 10.0.14393.7699
MicrosoftWindows Server 2019>= 10.0.17763.0, < 10.0.17763.6775
MicrosoftWindows Server 2019 (Server Core installation)>= 10.0.17763.0, < 10.0.17763.6775
MicrosoftWindows Server 2022>= 10.0.20348.0, < 10.0.20348.3091
MicrosoftWindows Server 2022, 23H2 Edition (Server Core installation)>= 10.0.25398.0, < 10.0.25398.1369
MicrosoftWindows Server 2025>= 10.0.26100.0, < 10.0.26100.2894
MicrosoftWindows Server 2025 (Server Core installation)>= 10.0.26100.0, < 10.0.26100.2894

References

Timeline

Published
Jan 14, 2025
Last modified
Jun 17, 2026
NVD status
Analyzed

Related CVEs from 2025

CVE-2025-21225: Medium severity, CVSS 5.9 | Vulnix