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5.5 Medium

CVE-2026-103567 Buffer over-read in Windows Broadcast DVR User Service allows an authorized attacker to disclose information locally

Description

Buffer over-read in Windows Broadcast DVR User Service allows an authorized attacker to disclose information locally.

Affected products and versions

Product	Affected versions	Fixed in
Windows 10 Version 1809 10.0	10.0.17763.0 → < 10.0.17763.9376	10.0.17763.9376
Windows 10 Version 21H2 10.0	10.0.19044.0 → < 10.0.19044.7807	10.0.19044.7807
Windows 10 Version 22H2 10.0	10.0.19045.0 → < 10.0.19045.7807	10.0.19045.7807
Windows 11 Version 23H2 10.0	10.0.22631.0 → < 10.0.22631.7652	10.0.22631.7652
Windows 11 Version 24H2 10.0	10.0.26100.0 → < 10.0.26100.9711	10.0.26100.9711
Windows 11 Version 25H2 10.0	10.0.26200.0 → < 10.0.26200.9711	10.0.26200.9711
Windows 11 version 26H1 10.0	10.0.28000.0 → < 10.0.28000.3231	10.0.28000.3231
Windows 11 Version 26H2 10.0	10.0.26300.0 → < 10.0.26300.9711	10.0.26300.9711
Windows Server 2019 10.0	10.0.17763.0 → < 10.0.17763.9376	10.0.17763.9376

Show the other branch

Product	Affected versions	Fixed in
Windows Server 2019 (Server Core installation) 10.0	10.0.17763.0 → < 10.0.17763.9376	10.0.17763.9376

References

Windows Broadcast DVR User Service Information Disclosure Vulnerability msrc.microsoft.com

Timeline

Published October 13, 2026
Last modified October 31, 2026

The 5349 CVEs of Windows 10 Version 1809 →

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