CVE-2025-1260: Arista Networks Eos

Critical severity, CVSS 9.1. EPSS: 0.4% chance of exploitation in the next 30 days.

On affected platforms running Arista EOS with OpenConfig configured, a gNOI request can be run when it should have been rejected. This issue can result in unexpected configuration/operations being applied to the switch.

Affected products

• Arista Networks Eos: from 4.33.0, up to and including 4.33.1; from 4.32.0, up to and including 4.32.3; from 4.31.0, up to and including 4.31.5; from 4.30.0, up to and including 4.30.8; from 4.29.0, up to and including 4.29.9; from 4.28.0, up to and including 4.28.12

Published 2025-03-04. Last modified 2026-06-17.