CVE-2026-73454

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.

• https://www.arista.com/en/support/advisories-notices/security-advisory/24721-security-advisory-0165