CVE-2026-69735: Microsoft Windows Broadcast DVR User Service use-after-free privilege escalation

CVE-2026-69735 · Severity: high · CVSS 7 · Published 2026-09-08

Windows Broadcast DVR User Service is a system component that handles video recording and streaming on Windows. An authorized local attacker can exploit a memory safety flaw in this service to gain elevated system privileges, potentially compromising the entire computer.

Technologies: Microsoft Windows Broadcast DVR User Service. Vendors: Microsoft.

Quick answers

Is CVE-2026-69735 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-69735 being exploited in the wild.
How severe is CVE-2026-69735?
High severity, with a CVSS score of 7, published 8 September 2026.
Which products and versions are affected?
Microsoft Windows Broadcast DVR User Service.
Is there a fix for CVE-2026-69735?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
How is CVE-2026-69735 attacked?
It is attacked with local access.
Am I affected by CVE-2026-69735?
Check whether you run Microsoft Windows Broadcast DVR User Service. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Technical details

A use-after-free vulnerability exists in the Windows Broadcast DVR User Service, a privileged system component responsible for broadcast and DVR functionality. The vulnerability allows an authorized local attacker to execute arbitrary code with elevated privileges by exploiting freed memory references. Attack preconditions include local access and valid user credentials; the vulnerability is not known to be actively exploited in the wild at this time. Successful exploitation results in privilege escalation from a standard user context to a higher privilege level, enabling complete system compromise.

Affected products

  • Microsoft Windows Broadcast DVR User Service

Timeline

  • 2026-09-08: disclosed

References

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