CVE-2026-88105: 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 10.0.26300.9711Patch KB5127648 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.14393.9612Patch KB5126868 - 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 10.0.26100.9711Patch 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 10.0.26200.9711Patch KB5127648 - 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 10.0.17763.9376Patch KB5126651
Event History
Frequently Asked Questions
Who is exposed to this vulnerability?
Systems running the Windows Broadcast DVR User Service are potentially exposed. Exploitation requires an attacker to already have authorized local access.
Can this be exploited remotely or without a user account?
No remote attack vector is indicated. The available data identifies the attack vector as local and requires low privileges, so an attacker must first obtain authorized access to the system.
What is the likely impact of successful exploitation?
A successful exploit can elevate the attacker's privileges locally. The supplied severity vector indicates high impacts to confidentiality, integrity, and availability.