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Protestware by open source maintainer to hinder agentic coding: The jqwik 1.10.0 Prompt Injection

calendar_today June 2, 2026 person domain snyk-container

Snyk analyzed jqwik 1.10.0, which an open source maintainer intentionally embedded with hidden prompt injection instructions targeting AI coding agents. The injected content used terminal escape codes to conceal destructive instructions from human readers while keeping them visible to AI tools and logs.

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