CVE-2026-97806

Windows Broadcast DVR User Service Elevation of Privilege Vulnerability

State: Published
Severity: 7.8 High
Published: Oct 13, 2026
Updated: Oct 31, 2026
Reserved: Sep 25, 2026

Description

Use after free in Windows Broadcast DVR User Service allows an authorized attacker to elevate privileges locally.

Scores

CVSS	Score	Vector	Source
3.1	7.8 High	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C	microsoft

Weaknesses

CWE-416 Use After Free

Affected Products

Product	Versions
Windows 10 Version 1809Microsoft	10.0.17763.0 to before 10.0.17763.9376Affected
Windows 10 Version 21H2Microsoft	10.0.19044.0 to before 10.0.19044.7807Affected
Windows 10 Version 22H2Microsoft	10.0.19045.0 to before 10.0.19045.7807Affected
Windows 11 version 23H2Microsoft	10.0.22631.0 to before 10.0.22631.7652Affected
Windows 11 Version 23H2Microsoft	10.0.22631.0 to before 10.0.22631.7652Affected
Windows 11 Version 24H2Microsoft	10.0.26100.0 to before 10.0.26100.9711Affected
Windows 11 Version 25H2Microsoft	10.0.26200.0 to before 10.0.26200.9711Affected
Windows 11 version 26H1Microsoft	10.0.28000.0 to before 10.0.28000.3231Affected
Windows 11 Version 26H2Microsoft	10.0.26300.0 to before 10.0.26300.9711Affected
Windows Server 2019Microsoft	10.0.17763.0 to before 10.0.17763.9376Affected
Windows Server 2019 (Server Core installation)Microsoft	10.0.17763.0 to before 10.0.17763.9376Affected

References

Windows Broadcast DVR User Service Elevation of Privilege Vulnerabilityvendor-advisorypatch

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