CyberICT

CVE-2026-62897

Microsoft · Published August 11, 2026

CVSS v3.1

HIGH
Patch availableGet patch

Description

.NET Framework Remote Code Execution Vulnerability. Integer overflow or wraparound in .NET Framework allows an unauthorized attacker to execute code locally.

Affected Products

  • Microsoft .NET Framework 4.8.1 on Windows 11 Version 26H1 for ARM64-based Systems
  • .NET 10.0 installed on Mac OS
  • Microsoft .NET Framework 3.5 on Windows 11 Version 26H1 for ARM64-based Systems
  • Microsoft .NET Framework 4.8.1 on Windows 11 version 26H1 for x64-based Systems

CVSS Vector

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