Protection mechanism failure in Windows Secure Boot allows an authorized attacker to bypass a security feature locally.
History

Mon, 15 Jun 2026 20:30:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:o:microsoft:windows_11_26H1:*:*:*:*:*:*:arm64:*

Thu, 11 Jun 2026 19:00:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_11_26h1:*:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_11_26h1:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:x64:*

Wed, 10 Jun 2026 11:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Wed, 10 Jun 2026 11:15:00 +0000

Type Values Removed Values Added
First Time appeared Microsoft windows 11 24h2
Microsoft windows 11 25h2
Microsoft windows 11 26h1
Microsoft windows Server 2025 (server Core Installation)
Vendors & Products Microsoft windows 11 24h2
Microsoft windows 11 25h2
Microsoft windows 11 26h1
Microsoft windows Server 2025 (server Core Installation)

Tue, 09 Jun 2026 17:15:00 +0000

Type Values Removed Values Added
Description Protection mechanism failure in Windows Secure Boot allows an authorized attacker to bypass a security feature locally.
Title Secure Boot Security Feature Bypass Vulnerability
First Time appeared Microsoft
Microsoft windows 11 24h2
Microsoft windows 11 25h2
Microsoft windows 11 26h1
Microsoft windows Server 2025
Weaknesses CWE-284
CPEs cpe:2.3:o:microsoft:windows_11_24H2:*:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_11_25H2:*:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_11_26H1:*:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_11_26H1:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft windows 11 24h2
Microsoft windows 11 25h2
Microsoft windows 11 26h1
Microsoft windows Server 2025
References
Metrics cvssV3_1

{'score': 7.9, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N/E:U/RL:O/RC:C'}


cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published: 2026-06-09T17:05:43.972Z

Updated: 2026-06-17T16:27:30.479Z

Reserved: 2026-05-12T20:33:35.157Z

Link: CVE-2026-45654

cve-icon Vulnrichment

Updated: 2026-06-10T10:16:49.959Z

cve-icon NVD

Status : Analyzed

Published: 2026-06-09T17:17:32.460

Modified: 2026-06-11T18:51:33.450

Link: CVE-2026-45654

cve-icon Redhat

No data.