GHSA-V7M9-9497-P9GR Possible pod name collisions in jupyterhub-kubespawner

Impact What kind of vulnerability is it? Who is impacted? JupyterHub deployments using: - KubeSpawner = 0.11.1 e.g. zero-to-jupyterhub 0.9.0 and - enabled namedservers not default, and - an Authenticator that allows: - usernames with hyphens or other characters that require escape e.g. user-hyphe...