CVE-2025-59186

Published: Oct 14, 2025Modified: Nov 5, 2025

5.5

Vector

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

Exploitability: 1.8 / Impact: 3.6

Source: secure@microsoft.com (Secondary)

Description

Exposure of sensitive information to an unauthorized actor in Windows Kernel allows an authorized attacker to disclose information locally.

Affected (5)

Products: Microsoft: Windows Server 2016, Windows Server 2019, Windows Server 2022, Windows Server 2022 23h2, Windows Server 2025

5 products

Windows Server 2016

Windows Server 2019

Windows Server 2022

Windows Server 2022 23h2

Windows Server 2025

Configuration A

5 vulnerable

Vulnerable Software	Affected Versions
Microsoft Windows Server 2016	Up to 10.0.14393.8519
Microsoft Windows Server 2019	Before 10.0.17763.7919
Microsoft Windows Server 2022	Before 10.0.20348.4294
Microsoft Windows Server 2022 23h2	Before 10.0.25398.1913
Microsoft Windows Server 2025	Up to 10.0.26100.6899

Related CWEs

Exposure of Sensitive Information to an Unauthorized Actor

The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

References (1)

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-59186

Source: secure@microsoft.com

Vendor Advisory

Timeline

No history available yet.