GO-2026-5337 Kyverno: Cross-Namespace Read Bypasses RBAC Isolation (CVE-2026-22039 Incomplete Fix) in github.com/kyverno/kyverno

Kyverno: Cross-Namespace Read Bypasses RBAC Isolation CVE-2026-22039 Incomplete Fix in github.com/kyverno/kyverno...

Kyverno: Cross-Namespace Read Bypasses RBAC Isolation (CVE-2026-22039 Incomplete Fix)

Summary CVE-2026-22039 fixed cross-namespace privilege escalation in Kyverno's apiCall context by validating the URLPath field. However, the ConfigMap context loader has the identical vulnerability — the configMap.namespace field accepts any namespace with zero validation, allowing a namespace...

CVE-2026-22039 vulnerabilities

Vulnerabilities for packages: kyverno, kyverno-notation-aws...

SUSE CVE-2026-22039

Kyverno is a policy engine designed for cloud native platform engineering teams. Versions prior to 1.16.3 and 1.15.3 have a critical authorization boundary bypass in namespaced Kyverno Policy apiCall. The resolved urlPath is executed using the Kyverno admission controller ServiceAccount, with no...