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PatchSiren cyber security CVE debrief

CVE-2026-96860 Microsoft CVE debrief

An information disclosure vulnerability exists in the Windows USB Print Driver due to an out-of-bounds read. An authorized attacker could leverage this vulnerability to disclose information locally. This vulnerability allows an attacker with local access to potentially access sensitive information. Defenders should prioritize patching, especially for systems exposed to local attacks. The vulnerability is in the Windows USB Print Driver, which is used for printing documents. The vulnerability has a CVSS score of 5.5 and a severity of MEDIUM.

Vendor
Microsoft
Product
Windows 10 Version 1607
CVSS
MEDIUM 5.5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-10-13
Original CVE updated
2026-10-13
Advisory published
2026-10-13
Advisory updated
2026-10-13

Who should care

Defenders responsible for Windows systems, especially those exposed to local attacks, should prioritize patching this vulnerability. This includes administrators and security teams responsible for managing Windows systems. The vulnerability can be exploited by an attacker with local access to the system, so defenders should focus on securing systems that are accessible to potential attackers. Defenders should also be

Why it matters

This vulnerability allows an authorized attacker to disclose information locally. Defenders should prioritize patching, especially for systems exposed to local attacks.

  • Local information disclosure possible
  • Patching required to prevent exploitation
  • Monitoring for local exploitation attempts recommended

Technical summary

The Windows USB Print Driver has an out-of-bounds read vulnerability, allowing an authorized attacker to disclose information locally. The vulnerability is due to a flaw in the driver's handling of print requests. This flaw can be exploited by an attacker with local access to the system. The vulnerability has a CVSS score of 5.5 and a severity of MEDIUM. Microsoft has released a patch for this issue.

Defensive priority

Defenders should prioritize patching this vulnerability, especially for systems exposed to local attacks.

Recommended defensive actions

  • Patch vulnerable systems, especially those exposed to local attacks
  • Verify and apply updates from Microsoft
  • Monitor for potential local exploitation attempts

Evidence notes

The CVE Program and NVD provide official records of this vulnerability. Microsoft has released a patch for this issue. The vulnerability was disclosed on October 13, 2026, and there have been no changes to the CVE record since then. The CVE record and NVD detail page provide official information about the vulnerability. The source item from cve_program_cvelist_v5 also provides information about the vulnerability.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-96860 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-96860

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

  • CVE-2026-96860 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-96860

    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.