CVE-2026-6859: A flaw was found in InstructLab. The `linux_train.py` script hardcodes `trust_remote_code=True` when loading models from

A flaw was found in InstructLab. The linux_train.py script hardcodes trust_remote_code=True when loading models from HuggingFace. This allows a remote attacker to achieve arbitrary Python code execution by convincing a user to run ilab train/download/generate with a specially crafted malicious model from the HuggingFace Hub. This vulnerability can lead to complete system compromise.