High MSRC-CVE-2025-26677 1 CVE

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

Published May 13, 2025 · Updated May 13, 2025

Vendor: Microsoft

Summary

Impact: Denial of Service. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

Details

Security updates
10.0.17763.7314 — https://support.microsoft.com/help/5058392
10.0.20348.3692 — https://support.microsoft.com/help/5058385
10.0.20348.3630 — https://support.microsoft.com/help/5058500
10.0.26100.4061 — https://support.microsoft.com/help/5058411
10.0.26100.3981 — https://support.microsoft.com/help/5058497
10.0.25398.1611 — https://support.microsoft.com/help/5058384
10.0.14393.8066 — https://support.microsoft.com/help/5058383

Vulnerabilities 1

High 7.5

CVE-2025-26677

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

Uncontrolled resource consumption in Remote Desktop Gateway Service allows an unauthorized attacker to deny service over a network.

Microsoft Windows Server 2019 Windows Server 2019 (Server Core installation) Windows Server 2022 Windows

May 13, 2025

Revision history

2025-05-13 #1
Information published.

References

CVE-2025-26677 Windows Remote Desktop Gateway (RD Gateway) Denial of Service Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-26677
Microsoft Exploitability Index
https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1
Microsoft Support Lifecycle
https://support.microsoft.com/lifecycle
Common Vulnerability Scoring System
https://www.first.org/cvss