CVE-2026-59388: Cloud Controller (CAPI) leaks sensitive data into audit logs in multiple instances: custom buildpack credentials are exposed in audit events for app manifest ap

Cloud Controller (CAPI) leaks sensitive data into audit logs in multiple instances: custom buildpack credentials are exposed in audit events for app manifest application, creation, and updates; syslog drain URL credentials are exposed in user-provided service instance audit events; and service binding parameters are leaked in app manifest and service binding audit events.