CVE-2025-27480

Windows Remote Desktop Services Remote Code Execution Vulnerability

Use after free in Remote Desktop Gateway Service allows an unauthorized attacker to execute code over a network.

Affected

Microsoft · Windows Server 2012 · Windows Server 2012 (Server Core installation) · Windows Server 2012 R2 · Windows Server 2012 R2 (Server Core installation) · Windows Server 2016 · Windows Server 2016 (Server Core installation)

CVSS v3.1 MICROSOFT

8.1 HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

12.62% chance of exploitation in the next 30 days, 96th percentile

Published

2025-04-08

Updated

2026-08-10

Proof-of-concept exploits (2)

• mrk336/CVE-2025-274800★ · 2025-09-03
• mrk336/CVE-2025-27480-The-Silent-Gateway-Risk0★ · 2025-09-01

Security advisories

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-27480

References

• CVE Record
• NVD entry

Related

• CVE-2021-3456
• CVE-2024-10220
• CVE-2024-3094
• CVE-2025-23266
• CVE-2025-26686
• CVE-2025-2776