By Global Security Desk Published: November 2026 Main Facts: The Threat at a Glance In a chilling evolution of modern cyber espionage, high-profile diplomatic organizations across Central Asia have become the primary targets of a newly uncovered, highly sophisticated Unified Extensible Firmware Interface (UEFI) bootkit known as BlackX. Operating in the shadows of early 2026, […]
Shadow of the Bootloader: How Forgotten UEFI Shims Undermine Global System Security
In a discovery that highlights the fragility of modern hardware security, researchers at ESET have identified 11 legacy UEFI shim bootloaders—all version 0.9 or older—that harbor critical vulnerabilities. These forgotten binaries, which were once intended to facilitate secure Linux installations, now serve as a gateway for attackers to bypass UEFI Secure Boot on virtually any […]