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PatchSiren cyber security CVE debrief

CVE-2026-69457 Microsoft CVE debrief

CVE-2026-69457 is a medium-severity vulnerability in the Windows USB Driver, classified as CWE-125, an out-of-bounds read issue. This allows an authorized attacker to disclose information locally. The vulnerability has a CVSS score of 5.5 and affects various versions of Windows 10, Windows 11, and Windows Server. Defenders responsible for patching and vulnerability management, especially those managing Windows-based systems, should prioritize this vulnerability. The CVE record and NVD detail page provide information on the vulnerability, including its CVSS score, CWE classification, and affected systems.

Vendor
Microsoft
Product
Windows 10 Version 1607
CVSS
MEDIUM 5.5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-09-08
Original CVE updated
2026-09-16
Advisory published
2026-09-08
Advisory updated
2026-09-16

Who should care

Defenders responsible for patching and vulnerability management, especially those managing Windows-based systems, should prioritize this vulnerability.

Why it matters

CVE-2026-69457 is a medium-severity vulnerability in the Windows USB Driver that allows local information disclosure. Defenders should prioritize patching, especially in controlled environments.

  • Local information disclosure possible for authorized attackers
  • Patching required to prevent potential exploitation
  • Verification of system logs recommended to detect potential exploitation attempts

Technical summary

The vulnerability is an out-of-bounds read issue in the Windows USB Driver, which allows an authorized attacker to disclose information locally. The affected systems include various versions of Windows 10, Windows 11, and Windows Server. This vulnerability has a CVSS score of 5.5 and is classified as CWE-125. Defenders should prioritize patching this vulnerability, especially in environments where local access can be controlled or restricted. The CVE record and NVD detail page provide information on the vulnerability.

Defensive priority

Defenders should prioritize patching this vulnerability, especially in environments where local access can be controlled or restricted.

Recommended defensive actions

  • Patch vulnerable systems, especially those with local access control
  • Verify and apply vendor-provided patches
  • Monitor system logs for potential exploitation attempts

Evidence notes

The CVE record and NVD detail page provide information on the vulnerability, including its CVSS score, CWE classification, and affected systems. The vulnerability is an out-of-bounds read issue in the Windows USB Driver. The affected systems include various versions of Windows 10, Windows 11, and Windows Server. Defenders should verify system logs for potential exploitation attempts and apply vendor-provided patches. The information available is limited to the CVE record and NVD detail

Sources and references

Verified primary and authoritative sources

  • CVE-2026-69457 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-69457

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-69457 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-69457

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.