CVE-2025-21096

Severity: low (CVSS 1.9 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-08-12 · updated 2026-06-17
Weakness: CWE-119

Description

Improper buffer restrictions in the firmware for some Intel(R) TDX may allow a privileged user to potentially enable escalation of privilege via local access.

Affected products

Intel(R) TDX: See references

References

https://intel.com/content/www/us/en/security-center/advisory/intel-sa-01312.html

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