CyberICT

CVE-2026-50411

Microsoft · Published July 16, 2026

CVSS v3.1

HIGH
Patch availableGet patch

Description

Windows Active Directory Federation Services Denial of Service Vulnerability. Stack-based buffer overflow in Active Directory Federation Services (AD FS) allows an unauthorized attacker to deny service over a network.

Affected Products

  • Windows 10 Version 1809 for 32-bit Systems
  • Windows 10 Version 1809 for x64-based Systems
  • Windows Server 2019
  • Windows Server 2019 (Server Core installation)

CVSS Vector

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