CVE-2025-59284

Published: Oct 14, 2025Modified: Jun 17, 2026

5.5

Vector

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

Exploitability: 1.8 / Impact: 3.6

Source: NVD

Description

Exposure of sensitive information to an unauthorized actor in Windows NTLM allows an unauthorized attacker to perform spoofing locally.

Affected (5)

Products: Microsoft: Windows 11 22h2, Windows 11 23h2, Windows 11 24h2, Windows 11 25h2, Windows Server 2025

5 products

Windows 11 22h2

Windows 11 23h2

Windows 11 24h2

Windows 11 25h2

Windows Server 2025

Configuration A

5 vulnerable

Vulnerable Software	Affected Versions
Microsoft Windows 11 22h2	Before 10.0.22621.6060
Microsoft Windows 11 23h2	Before 10.0.22631.6060
Microsoft Windows 11 24h2	Before 10.0.26100.6899
Microsoft Windows 11 25h2	Before 10.0.26200.6899
Microsoft Windows Server 2025	Before 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-2025-59284

Source: secure@microsoft.com

Vendor Advisory

Timeline

No history available yet.