CyberICT

CVE-2026-49172

Microsoft · Published July 14, 2026

CVSS v3.1

CRITICAL
Patch availableGet patch

Description

Windows FTP Service Remote Code Execution Vulnerability. Heap-based buffer overflow in Windows FTP Service allows an unauthorized attacker to execute code over a network.

Affected Products

  • Windows 11 Version 25H2 for x64-based Systems
  • Windows Server 2025
  • Windows 10 Version 21H2 for ARM64-based Systems
  • Windows Server 2022 (Server Core installation)

CVSS Vector

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