CyberICT

CVE-2026-70354

Microsoft · Published August 11, 2026

CVSS v3.1

HIGH
Patch availableGet patch

Description

.NET Core Remote Code Execution Vulnerability. Out-of-bounds write in .NET allows an unauthorized attacker to execute code locally.

Affected Products

  • Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2 on Windows 10 Version 1607 for 32-bit Systems
  • Microsoft .NET Framework 3.5 on Windows Server 2012
  • Microsoft .NET Framework 3.5 on Windows Server 2012 (Server Core installation)
  • Microsoft .NET Framework 3.5 on Windows 11 Version 26H1 for ARM64-based Systems

CVSS Vector

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