MEDIUMVulnerability
Global

Old UEFI Shims Expose Systems to Secure Boot Bypass

·Source: SecurityWeek

Updated:

Executive Summary

Signed by Microsoft, the vulnerable UEFI shim bootloaders could be abused on any system, regardless of the OS. The post Old UEFI Shims Expose Systems to Secure Boot Bypass appeared first on SecurityWeek .

Analysis

Signed by Microsoft, the vulnerable UEFI shim bootloaders could be abused on any system, regardless of the OS. The post Old UEFI Shims Expose Systems to Secure Boot Bypass appeared first on SecurityWeek .
Source Attribution

Originally published by SecurityWeek on Jul 16, 2026.

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