CVE-2026-50682HighCVSS 7.1

Active Directory Denial of Service Vulnerability

Published
July 17, 2026
Last Modified
—

🔗 CVE IDs covered (1)

CVE-2026-50682 →

📋 Description

Out-of-bounds read in Windows Active Directory allows an authorized attacker to deny service over a network.

🎯 Affected products15

  • 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 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 2025
  • Windows Server 2025 (Server Core installation)

✅ Remediation

KB5099540 (Security Update) — fixed build 10.0.20348.5386 KB5099539 (Security Update) — fixed build 10.0.19044.7548 KB5099539 (Security Update) — fixed build 10.0.19045.7548 KB5099536 (Security Update) — fixed build 10.0.26100.33158 KB5101650 (Security Update) — fixed build 10.0.26200.8875 KB5101650 (Security Update) — fixed build 10.0.26100.8875 KB5101649 (Security Update) — fixed build 10.0.28000.2525

🔗 References (11)