CVE-2026-73464 — HIGH (8.8)

Vulnerability Description

On affected platforms running Arista EOS with gRPC Network Management Interface (gNMI) enabled, a specially crafted request could allow a malicious authenticated client with gRPC Network Management Interface (gNMI) access to execute arbitrary code with root privileges on the switch.

CVSS Score

8.8

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Related Weaknesses (CWE)

CWE-94

References

https://www.arista.com/en/support/advisories-notices/security-advisory/24722-sec

FAQ

What is CVE-2026-73464?

CVE-2026-73464 is a vulnerability with a CVSS score of 8.8 (HIGH). On affected platforms running Arista EOS with gRPC Network Management Interface (gNMI) enabled, a specially crafted request could allow a malicious authenticated client with gRPC Network Management In...

How severe is CVE-2026-73464?

CVE-2026-73464 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-73464?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.