CVE-2026-42297 Argo Workflows Is Missing Authorization in Sync ConfigMap Provider

Argo Workflows is an open source container-native workflow engine for orchestrating parallel jobs on Kubernetes. From version 4.0.0 to before version 4.0.5, the Sync Service's ConfigMap-backed provider server/sync/synccm.go performs zero authorization checks on all CRUD operations create, read,...

Argo has Missing Authorization in its Sync ConfigMap Provider

Summary The Sync Service's ConfigMap-backed provider server/sync/synccm.go performs zero authorization checks on all CRUD operations create, read, update, delete. Any authenticated user — including those using fake Bearer tokens — can create, read, update, and delete Kubernetes ConfigMaps...