CVE-2026-97809: Windows Broadcast DVR User Service Elevation of Privilege Vulnerability
Use after free in Windows Broadcast DVR User Service allows an authorized attacker to elevate privileges locally.
Other sources
Windows Broadcast DVR User Service Elevation of Privilege Vulnerability
— Microsoft
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.17763.9376Patch KB5126651 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.22631.7652Patch KB5126653 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26300.9711Patch KB5127648 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.28000.3231Patch KB5127646 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.19044.7807Patch KB5126657 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26200.9711Patch KB5127648 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26100.9711Patch KB5127648
Event History
Frequently Asked Questions
Who is exposed to this vulnerability?
Systems running Microsoft Windows 10, Windows 11, Windows Server 2019, or the Microsoft Windows Broadcast DVR User Service are identified as affected. Exploitation is local rather than network-based.
What does an attacker need to exploit it?
An attacker must already be authorized on the affected system and able to execute an attack locally. No user interaction is required.
What could successful exploitation allow?
Successful exploitation could allow the authorized local attacker to elevate privileges. The reported impact includes high confidentiality, integrity, and availability consequences.