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CVE-2026-69376 Microsoft CVE debrief

Microsoft Standard XPS contains an out-of-bounds read vulnerability that allows an authorized local attacker to disclose information. The vulnerability has a CVSS score of 5.5 and a severity of MEDIUM. It affects various versions of Windows 10, Windows 11, and Windows Server. This vulnerability can be exploited by an authorized local attacker to disclose sensitive information. Defenders should prioritize patching this vulnerability, especially for systems that handle sensitive information or are exposed to local attacks. The vulnerability is described in the CVE Program record and the NVD vulnerability detail page. Microsoft has provided a patch and vendor advisory for this CVE-202

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
2026-09-29
Advisory published
2026-09-08
Advisory updated
2026-09-29

Who should care

Defenders responsible for patching and securing Windows systems, especially those handling sensitive information or exposed to local attacks, should prioritize patching this vulnerability.

Why it matters

CVE-2026-69376 is a MEDIUM-severity vulnerability in Microsoft Standard XPS that allows an authorized local attacker to disclose information. Defenders should prioritize patching, especially for systems handling sensitive information or exposed to local attacks.

  • Potential information disclosure on vulnerable systems
  • Requires patching to prevent local attacks
  • May impact systems handling sensitive information

Technical summary

The vulnerability is caused by an out-of-bounds read in Microsoft Standard XPS, which allows an authorized local attacker to disclose information. The affected products include various versions of Windows 10, Windows 11, and Windows Server. This vulnerability can be exploited by an authorized local attacker to disclose sensitive information. Defenders should prioritize patching this vulnerability, especially for systems that handle sensitive information or are exposed to local attacks. The vulnerability has a CVSS score of 5.5 and a severity of MEDIUM.

Defensive priority

Defenders should prioritize patching this vulnerability, especially for systems that handle sensitive information or are exposed to local attacks.

Recommended defensive actions

  • Patch vulnerable systems, especially those handling sensitive information or exposed to local attacks
  • Verify and apply Microsoft's patch for CVE-2026-69376
  • Monitor systems for potential information disclosure

Evidence notes

The vulnerability is described in the CVE Program record and the NVD vulnerability detail page. Microsoft has provided a patch and vendor advisory for this vulnerability.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-69376 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-69376

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

  • CVE-2026-69376 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-69376

    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.