CVE-2026-69822HighCVSS 7.8

Windows Kerberos Elevation of Privilege Vulnerability

Published
September 11, 2026
Last Modified
—

🔗 CVE IDs covered (1)

CVE-2026-69822 →

📋 Description

Numeric truncation error in Windows Kerberos allows an authorized attacker to elevate privileges locally.

🎯 Affected products21

  • Windows 10 Version 1809 for 32-bit Systems
  • Windows 10 Version 1809 for x64-based Systems
  • 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 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 2019
  • Windows Server 2019 (Server Core installation)
  • Windows Server 2022
  • Windows Server 2022 (Server Core installation)
  • Windows Server 2025

✅ Remediation

KB5122876 (Security Update) — fixed build 10.0.17763.9245 KB5122882 (Security Update) — fixed build 10.0.20348.5622 KB5122878 (Security Update) — fixed build 10.0.19044.7725 KB5122878 (Security Update) — fixed build 10.0.19045.7725 KB5124008 (Security Update) — fixed build 10.0.26200.9445 KB5122880 (Security Update) — fixed build 10.0.22631.7582 KB5124008 (Security Update) — fixed build 10.0.26100.9445 KB5122871 (Security Update) — fixed build 10.0.26100.33438 KB5124012 (Security Update) — fixed build 10.0.28000.2954

🔗 References (15)