Vendor-Signed UEFI Applications Allow Secure Boot Bypass Vulnerability Report Vendor-Signed UEFI Applications Allow Secure Boot Bypass Do Son June 23, 2026 0 TL;DR CERT/CC disclosed a Secure Boot bypass that affects many vendor-signed UEFI applications. ESET researcher Martin Smolar... Read More Read more about Vendor-Signed UEFI Applications Allow Secure Boot Bypass