Information disclosure in Windows Server - CVE-2025-59186
Published: October 14, 2025
Vulnerability identifier: #VU117019
CSH Severity: Low
CVSS v4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-59186
CWE-ID: CWE-200
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to gain access to potentially sensitive information.
The vulnerability exists due to excessive data output by the application in Windows Kernel. A local user can gain unauthorized access to sensitive information on the system.
Affected software
Windows Server
How to mitigate CVE-2025-59186
Install updates from vendor's website.
Windows Server - addressed in versions 2012 R2 6.3.9600.22824, 2016 10.0.14393.8519, 2019 10.0.17763.7919, 2022 23H2 10.0.25398.1913, 2022 10.0.20348.4294, 2025 10.0.26100.6899