CyberICT

CVE-2026-69858

Microsoft · Published September 8, 2026

CVSS v3.1

HIGH
Patch availableGet patch

Description

Windows DNS Server Remote Code Execution Vulnerability. Use after free in Windows DNS allows an unauthorized attacker to execute code over a network.

Affected Products

  • Windows Server 2022
  • Windows Server 2022 (Server Core installation)
  • Windows Server 2025 (Server Core installation)
  • Windows Server 2025

CVSS Vector

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