CVE-2026-50508

Published: Jun 9, 2026Modified: Jun 17, 2026

7.5

Vector

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

Exploitability: 3.9 / Impact: 3.6

Source: NVD

Description

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

Affected (9)

Products: Microsoft: Windows 10 1607, Windows 11 22h2, Windows Server 2004, Windows Server 2012, Windows Server 2016, Windows Server 2022

6 products

Windows 10 1607

Windows 11 22h2

Windows Server 2004

Windows Server 2012

Windows Server 2016

Windows Server 2022

Configuration A

9 vulnerable

Vulnerable Software	Affected Versions
Microsoft Windows 10 1607	Before 10.0.14393.9234
Microsoft Windows 10 1607	Before 10.0.14393.9234
Microsoft Windows 11 22h2	Before 10.0.22631.7219
Microsoft Windows 11 22h2	Before 10.0.22631.7219
Microsoft Windows Server 2004	Before 10.0.19045.7417
Microsoft Windows Server 2012	All versions
Microsoft Windows Server 2012	Version r2
Microsoft Windows Server 2016	Before 10.0.14393.9234
Microsoft Windows Server 2022	Before 10.0.20348.5256

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-2026-50508

Source: secure@microsoft.com

Vendor Advisory

Timeline

No history available yet.