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The Hacker News AI Security · August 4, 2026

Keyv-Linked npm Worm Poisons Hundreds of Packages, Plants Claude Code and VS Code Hooks

news Agent SecurityAI EngineeringAI Red Teaming
Why it matters

A credential-stealing npm worm spread through hundreds of package versions using lifecycle scripts and a Bun-based payload. Related repositories also carried Claude Code and VS Code hooks that could execute after workspace trust; reported campaign totals vary, so exposure depends on exact resolved versions and execution.

My takeaway: Treat environments that executed affected releases as credential-exposed. Remove the malware's credential-revocation watcher before rotating secrets, verify lockfiles and resolved versions, disable unnecessary install scripts, and audit trusted agent and editor hooks as executable supply-chain code.
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