CAMLIS · November 14, 2025

Importing Phantoms: Measuring LLM Package Hallucination Vulnerabilities

video AI Red Teaming Agent Security Model Evaluation AI Engineering

Importing Phantoms: Measuring LLM Package Hallucination Vulnerabilities video thumbnail

Why it matters

Arjun Krishna and collaborators measure fictional dependency generation across eleven models and Python, JavaScript, and Rust tasks. They find that package-hallucination behavior varies with the model, language, size, and request specificity, creating a supply-chain opening when an attacker registers a plausible package name suggested by an AI coding system.

My takeaway: Treat every AI-suggested dependency as untrusted until the registry owner, publication history, source repository, license, integrity hash, and malware checks are verified. Route installs through an approved registry, lock and hash dependencies, block first-seen packages by default, and regression-test coding models across every supported language and task family.

Keep exploring

More curated notes connected through AI Red Teaming and Agent Security.

OpenAI News · framework

Pacing model development in an era of cyber-critical capabilities

OpenAI says preliminary evidence that Astra may meet its Critical cybersecurity threshold led it to pause frontier reinforcement-learning work for two weeks and keep its largest planned run on hold. New safeguards include stronger workload and network isolation, continuous boundary testing, token-level monitoring that escalates suspicious tool activity, and broader alignment checks for deception, reward hacking, and unauthorized access.

OWASP GenAI Security Project · guide

OWASP Top 10 for Agentic Applications for 2026

OWASP's community guide organizes agentic-system risk into ten categories, including goal hijacking, tool misuse, identity and privilege abuse, memory poisoning, insecure inter-agent communication, cascading failures, and rogue-agent behavior. It provides a shared taxonomy and mitigation starting point rather than a certification checklist or evidence that a deployed system is secure.

OpenAI News · framework

A blueprint for democratic governance of frontier AI

OpenAI proposes a three-part U.S. frontier-AI governance model: harmonize emerging state safety laws into a federal baseline, strengthen CAISI as an evaluation and standards institution, and coordinate a broader resilience program. Proposed controls include severe-risk evaluations, transparency reports, independent audits, safety-incident reporting, model-weight security, whistleblower protection, and periodic technical assessments.