CVE-2026-69286

Analyzed Analyzed - Analysis Complete

Out-of-Bounds Read in Windows USB Audio Class Driver

Publication date: 2026-09-08

Last updated on: 2026-09-24

Assigner: Microsoft Corporation

Description

Out-of-bounds read in Windows USB Audio Class driver (usbaudio.sys) allows an authorized attacker to disclose information locally.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-09-08

Last Modified

2026-09-24

Generated

2026-09-29

AI Q&A

2026-09-09

EPSS Evaluated

2026-09-27

NVD

CVE-2026-69286

Affected Vendors & Products

Vendor	Product	Version / Range
microsoft	windows_usb_audio_class_driver	*

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-20	The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
CWE-125	The product reads data past the end, or before the beginning, of the intended buffer.

Attack-Flow Graph

Executive Summary

This is an out-of-bounds read vulnerability in the Windows USB Audio Class driver (usbaudio.sys). It allows an authorized attacker with local access to read memory outside the intended buffer, potentially disclosing sensitive information.

Detection Guidance

This vulnerability is a local information disclosure issue in the Windows USB Audio Class driver. Detection typically involves monitoring for unusual system behavior or crashes related to usbaudio.sys. Check Windows Event Viewer for driver-related errors or system instability. No specific commands are provided in the context.

Impact Analysis

An attacker could exploit this to access sensitive data on your system, such as passwords or personal information, if they already have local access. The impact is limited to information disclosure and does not allow code execution or privilege escalation.

Compliance Impact

This vulnerability could lead to unauthorized data disclosure, which may violate GDPR or HIPAA requirements for protecting personal or health information. Organizations must address it to maintain compliance.

Mitigation Strategies

Apply the latest Windows security updates from Microsoft to patch the usbaudio.sys driver. Ensure your system is up to date with all available patches. Monitor Microsoft's security advisories for further updates.

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