CVE-2026-45654

HIGH EPSS 22.5%
Published Jun 9, 20262w ago ยท Modified Jun 17, 20261w ago
7.9 CVSS 3.1
High
Find Similar
Published Jun 9, 2026 2w ago
Last Modified Jun 17, 2026 1w ago

Description

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

CVSS Details

Base Score
7.9
Exploitability
1.5
Impact
5.8
Vector string
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N
Attack Vector Local
Attack Complexity Low
Privileges Required High
User Interaction None
Scope Changed
Confidentiality High
Integrity High
Availability None

Threat Intelligence

EPSS Exploit Probability
22.5% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-284

Affected Products 7

VendorProductVersionRange
microsoftwindows_11_24h2* <10.0.26100.8655
microsoftwindows_11_24h2* <10.0.26100.8655
microsoftwindows_11_25h2* <10.0.26200.8655
microsoftwindows_11_25h2* <10.0.26200.8655
microsoftwindows_11_26h1* <10.0.28000.2269
microsoftwindows_11_26h1* <10.0.28000.2269
microsoftwindows_server_2025* <10.0.26100.32995

References 1

  • msrc.microsoft.com https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45654
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.