VDB

CVE-2026-48566

CVE-2026-48566 PUBLISHED CVSS 5.5 MEDIUM

Reported by microsoft · Published June 9, 2026

Out-of-bounds read in Windows DWM Core Library allows an authorized attacker to disclose information locally.

Risk Scores

CVSS 3.1
5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C

Affected Products

VendorProductVersions
MicrosoftWindows 11 Version 24H210.0.26100.0
MicrosoftWindows 11 Version 25H210.0.26200.0
MicrosoftWindows 11 version 26H110.0.28000.0
MicrosoftWindows Server 202510.0.26100.0
MicrosoftWindows Server 2025 (Server Core installation)10.0.26100.0
MicrosoftWindows Server 202510.0.26100.0, 10.0.26100.0, 10.0.26100.0
MicrosoftWindows 11 Version 25H210.0.26200.0, 10.0.26200.0, 10.0.26200.0
MicrosoftWindows 11 version 26H110.0.28000.0, 10.0.28000.0, 10.0.28000.0
MicrosoftWindows 11 Version 24H210.0.26100.0, 10.0.26100.0, 10.0.26100.0
microsoftwindows_11_25H210.0.26200.0, 10.0.26200.0, 10.0.26200.0
MicrosoftWindows Server 2025 (Server Core installation)10.0.26100.0, 10.0.26100.0, 10.0.26100.0
microsoftwindows_server_202510.0.26100.0, 10.0.26100.0, 10.0.26100.0
microsoftwindows_11_24H210.0.26100.0, 10.0.26100.0, 10.0.26100.0
microsoftwindows_11_26H110.0.28000.0, 10.0.28000.0, 10.0.28000.0

Timeline

  • Jun 9, 2026 CVE Published
  • Jun 10, 2026 Coalition ESS Score
  • Jun 10, 2026 Security Advisory
  • Jun 10, 2026 Security Advisory

References

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