CVE-2026-122303 | Kyverno up to 1.19.1 NamespacedMutatingPolicy authorization

November 5, 2026 Yanac

A vulnerability was found in Kyverno up to 1.19.1. It has been classified as very critical. This issue affects some unknown processing of the component NamespacedMutatingPolicy. The manipulation leads to authorization bypass.

This vulnerability is listed as CVE-2026-122303. The attack may be initiated remotely. There is no available exploit.

Upgrading the affected component is recommended.VulDB Recent EntriesRead More