CVE-2026-68840

HighCVSS 7.0/10Last modified Sep 24, 2026

Description

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows USB Driver allows an authorized attacker to elevate privileges locally.

Metrics

CVSS 3.1 7.0/10CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-362CWE-416

Affected software

VendorProductVersions
MicrosoftWindows 10 Version 1607>= 10.0.14393.0, < 10.0.14393.9512
MicrosoftWindows 10 Version 1809>= 10.0.17763.0, < 10.0.17763.9245
MicrosoftWindows 10 Version 21H2>= 10.0.19044.0, < 10.0.19044.7725
MicrosoftWindows 10 Version 22H2>= 10.0.19045.0, < 10.0.19045.7725
MicrosoftWindows 11 version 23H2>= 10.0.22631.0, < 10.0.22631.7582
MicrosoftWindows 11 Version 23H2>= 10.0.22631.0, < 10.0.22631.7582
MicrosoftWindows 11 Version 24H2>= 10.0.26100.0, < 10.0.26100.9445
MicrosoftWindows 11 Version 25H2>= 10.0.26200.0, < 10.0.26200.9445
MicrosoftWindows 11 version 26H1>= 10.0.28000.0, < 10.0.28000.2954
MicrosoftWindows Server 2012 R2>= 6.3.9600.0, < 6.3.9600.23398
MicrosoftWindows Server 2012 R2 (Server Core installation)>= 6.3.9600.0, < 6.3.9600.23398
MicrosoftWindows Server 2016>= 10.0.14393.0, < 10.0.14393.9512
MicrosoftWindows Server 2016 (Server Core installation)>= 10.0.14393.0, < 10.0.14393.9512
MicrosoftWindows Server 2019>= 10.0.17763.0, < 10.0.17763.9245
MicrosoftWindows Server 2019 (Server Core installation)>= 10.0.17763.0, < 10.0.17763.9245
MicrosoftWindows Server 2022>= 10.0.20348.0, < 10.0.20348.5622
MicrosoftWindows Server 2025>= 10.0.26100.0, < 10.0.26100.33438
MicrosoftWindows Server 2025 (Server Core installation)>= 10.0.26100.0, < 10.0.26100.33438

References

Timeline

Published
Sep 8, 2026
Last modified
Sep 24, 2026
NVD status
Analyzed

Related CVEs from 2026

CVE-2026-688417.8Heap-based buffer overflow in Windows NTFS allows an authorized attacker to elevate privileges locally.CVE-2026-688425.5Exposure of sensitive system information to an unauthorized control sphere in Windows MIDI Service Module allows an authorized attacker to dCVE-2026-688435.5Use after free in Microsoft Office Word allows an authorized attacker to disclose information locally.CVE-2026-688447.8Heap-based buffer overflow in Windows Storage Spaces Controller allows an authorized attacker to execute code locally.CVE-2026-688457.8Heap-based buffer overflow in Windows Program Compatibility Assistant Service allows an authorized attacker to elevate privileges locally.CVE-2026-688467.1Use after free in Windows Kernel allows an authorized attacker to elevate privileges over a network.CVE-2026-688477.0Use after free in Windows Connected User Experiences and Telemetry allows an authorized attacker to elevate privileges locally.CVE-2026-688487.8Heap-based buffer overflow in Windows Print Spooler Components allows an authorized attacker to elevate privileges locally.CVE-2026-688494.7Out-of-bounds read in Windows Bluetooth Port Driver allows an authorized attacker to disclose information locally.CVE-2026-68859.8Borg SPM 2007 (Sales Ended in 2008) developed by BorG Technology Corporation has an Arbitrary File Upload vulnerability, allowing unauthentiCVE-2026-688507.8Heap-based buffer overflow in Microsoft Account allows an authorized attacker to elevate privileges locally.CVE-2026-688515.5Buffer over-read in Windows NTFS allows an authorized attacker to disclose information locally.
CVE-2026-68840: High severity, CVSS 7.0 | Vulnix