CyberICT

CVE-2026-33098

Microsoft · Published April 14, 2026

CVSS v3.1

HIGH
Patch availableGet patch

Description

Windows Container Isolation FS Filter Driver Elevation of Privilege Vulnerability. Use after free in Windows Container Isolation FS Filter Driver allows an authorized attacker to elevate privileges locally.

Affected Products

  • Windows Server 2019 (Server Core installation)
  • Windows Server 2022 (Server Core installation)
  • Windows 10 Version 1809 for x64-based Systems
  • Windows Server 2019

CVSS Vector

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