CVE ID :CVE-2026-42183 Published : May 9, 2026, 4:16 a.m. | 1 hour, 28 minutes ago Description :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, a nil pointer dereference in server/auth/gatekeeper.go rbacAuthorization() causes a panic (denial of service) for SSO users whose claims match a namespace-level RBAC rule but not an SSO-namespace rule, when SSO_DELEGATE_RBAC_TO_NAMESPACE=true. This issue has been patched in version 4.0.5. Severity: 2.3 | LOW Visit the link for more details, such as CVSS details, affected products, timeline, and more...