Improper Certificate Validation in Intel TDX Workload Attestation Software
CVE-2026-42067

5.9MEDIUM

Key Information:

Vendor

Intel
Status
Intel(r) Tdx Workload Attestation Software
Vendor
CVE Published:
10 November 2026

What is CVE-2026-42067?

The vulnerability involves improper certificate validation in Intel's TDX Workload Attestation software, which may allow for privilege escalation. An unprivileged adversary can exploit this flaw through a low complexity attack without requiring user interaction, facilitating unauthorized data manipulation. The attack can occur with local access, implicating potential integrity issues for the affected system.

Affected Version(s)

Intel(R) TDX Workload Attestation software See references

References

https://intel.com/content/www/us/en/security-center/advis...

CVSS V4

Score:
5.9
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
Physical
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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