CVE-2025-21309

HIGH

Microsoft Windows Server 2012 - Remote Code Execution

Title source: rule

Windows Remote Desktop Services Remote Code Execution Vulnerability

CVSS v3 8.1

EPSS 0.0253

EPSS Percentile 85.5%

Attack Vector NETWORK

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

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

CWE

CWE-591

Status published

Products (7)

microsoft/windows_server_2012

microsoft/windows_server_2012 r2

microsoft/windows_server_2016 < 10.0.14393.7699

microsoft/windows_server_2019 < 10.0.17763.6775

microsoft/windows_server_2022 < 10.0.20348.3091

microsoft/windows_server_2022_23h2 < 10.0.25398.1369

microsoft/windows_server_2025 < 10.0.26100.2894

Published Jan 14, 2025

Tracked Since Feb 18, 2026