Windows USB Audio Class driver (usbaudio.sys) Elevation of Privilege Vulnerability

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-69469
StatePUBLISHED
Assignermicrosoft
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-09-08 18:19:12 UTC
Updated2026-09-08 18:39:34 UTC
DescriptionInteger overflow or wraparound in Windows USB Audio Class driver (usbaudio.sys) allows an unauthorized attacker to elevate privileges with a physical attack.

Risk And Classification

Primary CVSS: v3.1 6.6 MEDIUM from [email protected]

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

Problem Types: CWE-122 | CWE-190 | CWE-190 CWE-190: Integer Overflow or Wraparound | CWE-122 CWE-122: Heap-based Buffer Overflow

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary6.6MEDIUMCVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
3.1CNACVSS6.6MEDIUMCVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

CVSS v3.1 Breakdown

Attack Vector
Physical
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Microsoft Windows 10 Version 1809 affected 10.0.17763.0 10.0.17763.9245 custom 32-bit Systems, x64-based Systems
CNA Microsoft Windows 10 Version 21H2 affected 10.0.19044.0 10.0.19044.7725 custom 32-bit Systems, ARM64-based Systems, x64-based Systems
CNA Microsoft Windows 10 Version 22H2 affected 10.0.19045.0 10.0.19045.7725 custom 32-bit Systems, ARM64-based Systems, x64-based Systems
CNA Microsoft Windows 11 Version 23H2 affected 10.0.22631.0 10.0.22631.7582 custom ARM64-based Systems
CNA Microsoft Windows 11 Version 23H2 affected 10.0.22631.0 10.0.22631.7582 custom x64-based Systems
CNA Microsoft Windows 11 Version 24H2 affected 10.0.26100.0 10.0.26100.9445 custom ARM64-based Systems, x64-based Systems
CNA Microsoft Windows 11 Version 25H2 affected 10.0.26200.0 10.0.26200.9445 custom ARM64-based Systems, x64-based Systems
CNA Microsoft Windows 11 Version 26H1 affected 10.0.28000.0 10.0.28000.2954 custom ARM64-based Systems, x64-based Systems
CNA Microsoft Windows Server 2019 affected 10.0.17763.0 10.0.17763.9245 custom x64-based Systems
CNA Microsoft Windows Server 2019 Server Core Installation affected 10.0.17763.0 10.0.17763.9245 custom x64-based Systems
CNA Microsoft Windows Server 2022 affected 10.0.20348.0 10.0.20348.5622 custom x64-based Systems
CNA Microsoft Windows Server 2025 affected 10.0.26100.0 10.0.26100.33438 custom x64-based Systems
CNA Microsoft Windows Server 2025 Server Core Installation affected 10.0.26100.0 10.0.26100.33438 custom x64-based Systems

References

ReferenceSourceLinkTags
msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69469 [email protected] msrc.microsoft.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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