EUVD-2026-80590

When specific platforms are using Arista EOS with a loose Unicast Reverse Path Forwarding uRPF configuration, certain traffic may not be subjected to the intended verification drop. Consequently, traffic that should be dropped based on these routes could still be processed and forwarded by the...

CVE-2026-73469

Arista EOS on 7050X4 and 7358X4 series platforms running EOS 4.35.4M or below in the 4.35.x train is affected by a loose Unicast Reverse Path Forwarding (uRPF) bypass (CWE-863). When loose-mode uRPF is configured on an interface, certain traffic that should be dropped based on route verification ...