VDB

CVE-2026-45604

CVE-2026-45604 PUBLISHED CVSS 5.5 MEDIUM

Reported by microsoft · Published June 9, 2026

Out-of-bounds read in Windows Application Identity (AppID) Subsystem 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 23H210.0.22631.0
MicrosoftWindows 11 Version 23H210.0.22631.0
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 11 Version 24H210.0.26100.0, 10.0.26100.0, 10.0.26100.0
MicrosoftWindows 11 Version 23H210.0.22631.0, 10.0.22631.0, 10.0.22631.0
MicrosoftWindows 11 version 26H110.0.28000.0, 10.0.28000.0, 10.0.28000.0
microsoftwindows_11_26H110.0.28000.0, 10.0.28000.0, 10.0.28000.0
MicrosoftWindows Server 2025 (Server Core installation)10.0.26100.0, 10.0.26100.0, 10.0.26100.0
MicrosoftWindows 11 version 23H210.0.22631.0, 10.0.22631.0, 10.0.22631.0
microsoftwindows_11_23H210.0.22631.0, 10.0.22631.0, 10.0.22631.0
MicrosoftWindows 11 Version 25H210.0.26200.0, 10.0.26200.0, 10.0.26200.0
microsoftwindows_11_25H210.0.26200.0, 10.0.26200.0, 10.0.26200.0
MicrosoftWindows Server 202510.0.26100.0, 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

Timeline

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

References

Open in Interactive Console →
$ Console Community · 100/wk Open console ›