Security Feature Bypass in Microsoft Windows Secure Boot
CVE-2026-41097

6.7MEDIUM

Key Information:

Vendor

Microsoft
Status
Windows 10 Version 1809
Windows 10 Version 21h2
Windows 10 Version 22h2
Windows 11 Version 22h3
Vendor
CVE Published:
12 May 2026

What is CVE-2026-41097?

A vulnerability in Microsoft Windows Secure Boot arises from the reliance on a component that cannot be updated. This flaw allows an authorized attacker the capability to bypass the intended security measures locally, leading to potential exposure of the system’s integrity and confidentiality. It underscores the importance of regular security assessments and timely updates to mitigate risks associated with unpatchable components.

Affected Version(s)

Windows 10 Version 1809 32-bit Systems 10.0.17763.0 < 10.0.17763.8755

Windows 10 Version 21H2 32-bit Systems 10.0.19044.0 < 10.0.19044.7291

Windows 10 Version 22H2 32-bit Systems 10.0.19045.0 < 10.0.19045.7291

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisorypatch

CVSS V3.1

Score:
6.7
Severity:
MEDIUM
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.