CVE-2025-53139HighCVSS 7.7

Windows Hello Security Feature Bypass Vulnerability

Published
October 14, 2025
Last Modified
—

🔗 CVE IDs covered (1)

CVE-2025-53139 →

📋 Description

Cleartext transmission of sensitive information in Windows Hello allows an unauthorized attacker to bypass a security feature locally.

🎯 Affected products16

  • Windows 10 Version 21H2 for 32-bit Systems
  • Windows 10 Version 21H2 for ARM64-based Systems
  • Windows 10 Version 21H2 for x64-based Systems
  • Windows 10 Version 22H2 for 32-bit Systems
  • Windows 10 Version 22H2 for ARM64-based Systems
  • Windows 10 Version 22H2 for x64-based Systems
  • Windows 11 Version 22H2 for ARM64-based Systems
  • Windows 11 Version 22H2 for x64-based Systems
  • 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 Server 2025
  • Windows Server 2025 (Server Core installation)

✅ Remediation

KB5066835 (Security Update) — fixed build 10.0.26200.6899 KB5066791 (Security Update) — fixed build 10.0.19044.6456 KB5066793 (Security Update) — fixed build 10.0.22621.6060 KB5066791 (Security Update) — fixed build 10.0.19045.6456 KB5066835 (Security Update) — fixed build 10.0.26100.6899 KB5066793 (Security Update) — fixed build 10.0.22631.6060

🔗 References (7)