CVE-2026-73469

Name of the Vulnerable Software and Affected Versions Arista EOS (affected versions not specified)

Description When specific platforms use a loose Unicast Reverse Path Forwarding (uRPF) configuration, certain traffic may bypass the intended verification drop. This allows traffic that should be discarded based on the defined routes to be processed and forwarded by the device. Unicast Reverse Path Forwarding (uRPF) is a security feature used to mitigate spoofing by verifying if the source address of a packet is reachable via the interface it arrived on.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.