1. TOCTOU Vulnerability in LocalFile Sink: Symlink Escape Risk from export_dir
A critical Time-of-Check-Time-of-Use (TOCTOU) vulnerability exists in the LocalFile sink's path validation, creating a potential symlink escape route from the designated `export_dir`. The flaw is acknowledged in the code itself, where the `validate_sink_config` function performs canonicalization and containment checks,...