CVE-2026-20705 Information disclosure in Intel(R) platform

Medium 6.8 Published 11 Aug 2026 Updated 12 Aug 2026

A privileged local attacker can exploit insecure storage in the Intel TDX module to disclose sensitive information from Trust Domains.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-20705?

CVE-2026-20705 is a medium-severity vulnerability in Intel(R) platform, published on 11 Aug 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Insecure storage of sensitive information in the Intel(R) TDX module for some Intel(R) platform within Ring 0: Trust Domain may allow information disclosure. System software adversary with a privileged user combined with a high complexity attack may enable data exposure. This result may potentially occur via local access when attack requirements are present without special internal knowledge and requires no user interaction. The potential vulnerability may impact the confidentiality (high), integrity (none) and availability (none) of the vulnerable system, resulting in subsequent system confidentiality (high), integrity (none) and availability (none) impacts.

Weakness: CWE-922

Which versions are affected by CVE-2026-20705?

It affects 1 product.

Products include Intel Tdx Module.

How do I fix CVE-2026-20705?

No fix has been published for CVE-2026-20705 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-20705 being exploited?

There is no known exploitation of CVE-2026-20705 in the wild and no public exploit code.

Sources

Also known as GHSA-4hx7-cvpj-f259.