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CVE-2026-69735 Microsoft CVE debrief

A use-after-free vulnerability in the Windows Broadcast DVR User Service allows an authorized attacker to elevate privileges locally. This CVE was published on 2026-09-08T18:19:45.790Z and was last modified on 2026-09-22T20:04:03.590Z. The NVD entry is currently Analyzed. Defenders responsible for Windows systems, particularly those using Windows 10 Version 1607 and other affected versions, should assess exposure and apply patches. The vulnerability is a use-after-free issue in the Windows Broadcast DVR User Service, which allows an authorized attacker to elevate privileges locally. The CVE record and NVD detail page provide information on the affected versions and CVSS score. Defe

Vendor
Microsoft
Product
Windows 10 Version 1607
CVSS
HIGH 7
CISA KEV
Not listed in stored evidence
Original CVE published
2026-09-08
Original CVE updated
2026-09-22
Advisory published
2026-09-08
Advisory updated
2026-09-22

Who should care

Defenders responsible for Windows systems, particularly those using Windows 10 Version 1607 and other affected versions, should assess exposure and apply patches.

Why it matters

CVE-2026-69735 is a high-severity vulnerability in Windows Broadcast DVR User Service that allows authorized attackers to elevate privileges locally. Defenders should verify exposure, apply patches, and monitor for suspicious activity.

  • Verify and apply patches for affected Windows versions to prevent local privilege escalation
  • Monitor for suspicious activity indicating potential exploitation
  • Implement compensating controls to limit attacker movement in case of successful exploitation

Technical summary

The vulnerability is a use-after-free issue in the Windows Broadcast DVR User Service, which allows an authorized attacker to elevate privileges locally. The CVE record and NVD detail page provide information on the affected versions and CVSS score. Defenders should verify exposure and apply patches for Windows 10 Version 1607 and other affected versions. The NVD entry is currently Analyzed.

Defensive priority

Defenders should prioritize verifying exposure and applying patches for Windows 10 Version 1607 and other affected versions.

Recommended defensive actions

  • Verify exposure by checking for affected Windows versions and applying patches
  • Monitor for local privilege escalation attempts
  • Implement compensating controls to limit attacker movement

Evidence notes

The CVE record and NVD detail page provide information on the vulnerability, including its description, CVSS score, and affected versions. The NVD entry is currently Analyzed. The CVE was published on 2026-09-08T18:19:45.790Z and was last modified on 2026-09-22T20:04:03.590Z. The vulnerability is a use-after-free issue in the Windows Broadcast DVR User Service, which allows an authorized attacker to elevate privileges locally. The CVE record and NVD detail page provide information on

Sources and references

Verified primary and authoritative sources

  • CVE-2026-69735 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-69735

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

  • CVE-2026-69735 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-69735

    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.