CVE-2026-73461

On affected EOS platforms with AAA-based gRPC authorization enabled for OpenConfig, gRPC requests of an authenticated user to OpenConfig may use the wrong privilege level, resulting in an authorization using the wrong AAA method list. This does not impact non-gRPC OpenConfig requests such as NETCONF.

  • Published Sep 16, 2026
  • CVSS 9.4 critical
  • 0.4% chance of exploitation in the next 30 days (EPSS)

Affected software

CVE-2026-73461 at the National Vulnerability Database