CVE-2025-21297

HIGH

Windows Server RCE via Use-After-Free (2008, 2012, 2016, 2019, 2022, 2025)

Title source: llm
STIX 2.1

Description

Windows Remote Desktop Services Remote Code Execution Vulnerability

References (1)

Core 1
Core References
Patch, Vendor Advisory vendor-advisory patch
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21297

Scores

CVSS v3 8.1
EPSS 0.0171
EPSS Percentile 82.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-416
Status published
Products (8)
microsoft/windows_server_2008 r2 sp1
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