GHSA-XG76-5QJ2-2HHV Admidio: CSRF in SSO client `enable` action toggles SAML/OIDC clients without token validation

Summary modules/sso/clients.php validates an admcsrftoken on every state-changing branch except enable. The enable case loads the SAML or OIDC client by UUID, calls $client-enable$enabled, and persists the new state with no token check. Because the action is reachable via plain GET parameters, a...