PT-2026-44722

Name of the Vulnerable Software and Affected Versions Capsule versions prior to 0.13.0 Description Capsule uses a webhook to validate update requests targeting namespaces to prevent namespace hijacking. However, the webhook fails to define interception rules for the 'namespace/finalize' and...

Capsule tenant owner with "patch namespace" permission can hijack system namespaces

Attack Vector Then, let me briefly explain the reasons for the errors mentioned above: 1. The 'kubectl edit' command was used to patch the namespace, but this operation requires both 'get' and 'patch' permissions, hence the error. One should use methods like 'curl' to directly send a PATCH reques...