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GO-2026-5653
kube-router: GoBGP gRPC Admin Port Exposed on Node Primary IP Without Authentication, Allowing Cluster-Wide BGP Route Injection in github.com/cloudnativelabs/kube-router
Quick fix
GO-2026-5653 — github.com/cloudnativelabs/kube-router/v2: upgrade to the fixed version with the command below.
go get github.com/cloudnativelabs/kube-router/v2@v2.9.0Details
kube-router: GoBGP gRPC Admin Port Exposed on Node Primary IP Without Authentication, Allowing Cluster-Wide BGP Route Injection in github.com/cloudnativelabs/kube-router
Are you affected?
Enter the version of the package you're using.
Affected packages
Go/github.com/cloudnativelabs/kube-router
Introduced in:
0No fixed version published yet for github.com/cloudnativelabs/kube-router (go modules). Pin to a known-safe version or switch to an alternative.
Go/github.com/cloudnativelabs/kube-router/v2
Introduced in:
0Fixed in: 2.9.0Fix
go get github.com/cloudnativelabs/kube-router/v2@v2.9.0