CVE-2026-73454

HIGH CVSS 4.0: 8.6 EPSS 0.39%
Updated Sep 17, 2026
Arista Networks
Parameter Value
CVSS 8.6 (HIGH)
Type CWE-77 (Command Injection)
Vendor Arista Networks
Public PoC No

On affected platforms running Arista EOS with gRPC Network Security Interface (gNSI) Credentialz configured, a specially crafted request can cause unintended modifications to the target account's properties. This may result in the account being assigned elevated privileges or access beyond what an administrator intended.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
None
No disruption

CVSS Vector v4.0

Weakness Type (CWE)

Vulnerable Products

arista networks:eos