Authentication Bypass Vulnerability in Intel TDX Migration Trust Domain

CVE-2026-61473

What is CVE-2026-61473?

An authentication bypass vulnerability exists in the Intel TDX Migration Trust Domain (MigTD) that could be exploited by a system software adversary. This vulnerability allows for potential privilege escalation through a capture-replay attack. The attack requires local access and can be executed with low complexity, leveraging a privileged user without the need for special internal knowledge or user interaction. If successfully exploited, this vulnerability may compromise system confidentiality and integrity, leading to significant security risks.

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