Escalation of Privilege in Intel TDX Migration Trust Domain Hypervisor
CVE-2026-57893

6.8MEDIUM

Key Information:

Vendor

Intel
Status
Intel(r) Tdx Migration Trust Domain (migtd)
Vendor
CVE Published:
10 November 2026

What is CVE-2026-57893?

A flaw exists in the MigTD's SPDM responder for Intel's TDX Migration Trust Domain that may lead to privilege escalation. An adversary with privileged access could exploit this vulnerability using a low-complexity attack to potentially corrupt data. This attack may require no specific internal knowledge or user interaction, making it a significant concern for system integrity. Given the nature of the issue, it may affect the integrity of the vulnerable systems substantially while not impacting confidentiality or availability.

Affected Version(s)

Intel(R) TDX Migration Trust Domain (MigTD) See references

References

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

CVSS V4

Score:
6.8
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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