Pillar Poisoned GGUF Templates Hugging Face Backdoors
Date: 2025-07
Affected: Hugging Face GGUF Models
Attack vector: supply-chain
Category: research
Severity: High

Pillar Security disclosed a novel supply chain attack: Poisoned GGUF Templates embedding malicious instructions processed alongside legitimate inputs on Hugging Face inference pipelines.


Mitigations:

Architectural layers (MAESTRO):