CVE-2026-45657CriticalCVSS 9.8

Windows Kernel Remote Code Execution Vulnerability

Published
June 10, 2026
Last Modified
—

🔗 CVE IDs covered (1)

📋 Description

Use after free in Windows Kernel allows an unauthorized attacker to execute code over a network.

🎯 Affected products12

  • Windows 11 Version 23H2 for ARM64-based Systems
  • Windows 11 Version 23H2 for x64-based Systems
  • Windows 11 Version 24H2 for ARM64-based Systems
  • Windows 11 Version 24H2 for x64-based Systems
  • Windows 11 Version 25H2 for ARM64-based Systems
  • Windows 11 Version 25H2 for x64-based Systems
  • Windows 11 Version 26H1 for ARM64-based Systems
  • Windows 11 version 26H1 for x64-based Systems
  • Windows Server 2022
  • Windows Server 2022 (Server Core installation)
  • Windows Server 2025
  • Windows Server 2025 (Server Core installation)

✅ Remediation

KB5094128 (Security Update) — fixed build 10.0.20348.5256 KB5094125 (Security Update) — fixed build 10.0.26100.32995 KB5094126 (Security Update) — fixed build 10.0.26200.8655 KB5093998 (Security Update) — fixed build 10.0.22631.7219 KB5094126 (Security Update) — fixed build 10.0.26100.8655 KB5095051 (Security Update) — fixed build 10.0.28000.2269

🔗 References (11)