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CVE-2026-69267 Microsoft CVE debrief

CVE-2026-69267 is a medium-severity vulnerability in Windows Connected User Experiences and Telemetry, allowing an authorized attacker to disclose information locally due to insufficient granularity of access control. The CVE record was published on 2026-09-08T18:18:38.933Z and has not been modified since then. The NVD entry is currently Analyzed. This vulnerability affects Windows systems with access to Windows Connected User Experiences and Telemetry. Defenders should assess exposure and prioritize patching and monitoring. The vulnerability has a CVSS score of 6.5 and is considered medium-severity. It is crucial for defenders to verify and apply patches, review access controls,

Vendor
Microsoft
Product
Windows 10 Version 1809
CVSS
MEDIUM 6.5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-09-08
Original CVE updated
2026-09-17
Advisory published
2026-09-08
Advisory updated
2026-09-17

Who should care

Defenders responsible for Windows systems, particularly those with access to Windows Connected User Experiences and Telemetry, should assess exposure and prioritize patching and monitoring.

Why it matters

CVE-2026-69267 is a medium-severity vulnerability that allows an authorized attacker to disclose information locally due to insufficient granularity of access control in Windows Connected User Experiences and Telemetry. Defenders should prioritize verifying and applying patches, reviewing access controls, and monitoring for potential information disclosure attempts.

  • Verify patch deployment for affected Windows versions to prevent potential information disclosure
  • Review and refine access controls for Windows Connected User Experiences and Telemetry to limit unauthorized access
  • Monitor system logs for potential information disclosure attempts

Technical summary

The vulnerability is caused by insufficient granularity of access control in Windows Connected User Experiences and Telemetry, allowing an authorized attacker to disclose information locally. The CVSS score for this vulnerability is 6.5, and the severity is MEDIUM.

Defensive priority

Defenders should prioritize verifying and applying patches for affected Windows versions, reviewing access controls for Windows Connected User Experiences and Telemetry, and monitoring for potential information disclosure attempts.

Recommended defensive actions

  • Verify and apply patches for affected Windows versions
  • Review access controls for Windows Connected User Experiences and Telemetry
  • Monitor for potential information disclosure attempts

Evidence notes

The CVE record and NVD detail page provide information on the vulnerability, including its description, CVSS score, and affected versions. Microsoft has provided a patch and vendor advisory for this vulnerability.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-69267 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-69267

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

  • CVE-2026-69267 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-69267

    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.