CVE-2026-6726HighCVSS 7.9

MITRE: CVE-2026-6726 TPM 2.0 Improper Object Slot Reuse

Published
August 14, 2026
Last Modified
—

🔗 CVE IDs covered (1)

CVE-2026-6726 →

📋 Description

CVE-2026-6726 is a Spoofing vulnerability in the TPM 2.0 reference implementation involving improper object-slot reuse. MITRE assigned this CVE on behalf of the Trusted Computing Group. This document incorporates updates to Microsoft Windows that address this vulnerability. Please see CVE-2026-6726 for more information.

🎯 Affected products30

  • Azure Confidential Compute VM SKU DCasv5/DCadsv5
  • Azure Confidential Compute VM SKU DCasv6/DCadsv6
  • Azure Confidential Compute VM SKU ECasv5/ECadsv5
  • Azure Confidential Compute VM SKU ECasv6/ECadsv6
  • DCesv6-series Azure VM
  • Ecesv6-series Azure VM
  • Windows 10 Version 1607 for 32-bit Systems
  • Windows 10 Version 1607 for x64-based Systems
  • 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
  • Windows Server 2025 (Server Core installation)

✅ Remediation

KB5120238 (Security Update) — fixed build 10.0.17763.9115 KB5120242 (Security Update) — fixed build 10.0.20348.5499 KB5120229 (Security Hotpatch Update) — fixed build 10.0.20348.5440 KB5123303 (Security Update) — fixed build 10.0.20348.5499 KB5120249 (Security Update) — fixed build 10.0.19044.7663 KB5120249 (Security Update) — fixed build 10.0.19045.7663 KB5120233 (Security Update) — fixed build 10.0.26100.33296 KB5120228 (Security Hotpatch Update) — fixed build 10.0.26100.33222 KB5121003 (Security Update) — fixed build 10.0.26200.9168 KB5120994 (Security Hotpatch Update) — fixed build 10.0.26200.9106 KB5123607 (Security Hotpatch Update) — fixed build 10.0.26200.9165 KB5123273 (Security Update) — fixed build 10.0.26200.9165 KB5120240 (Security Update) — fixed build 10.0.22631.7517 KB5121003 (Security Update) — fixed build 10.0.26100.9168 KB5123607 (Security Hotpatch Update) — fixed build 10.0.26100.9165 KB5123273 (Security Update) — fixed build 10.0.26100.9165 KB5120994 (Security Hotpatch Update) — fixed build 10.0.26100.9106 KB5121000 (Security Update) — fixed build 10.0.28000.2704 KB5120418 (Security Update) — fixed build 10.0.14393.9418

🔗 References (29)