dev.to· Sep 13, 2026· by abhishek_raajmishra_b2f2🔍 CVE-2026-21852

Claude Code Token Compromise & Hook Hijacking: Auditing CVE-2026-21852

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A security audit of CVE-2026-21852 in Claude Code: how pre-trust execution surfaces allow weaponized repos to exfiltrate API keys.
🎯 Vulnerability: Web Security Vulnerability
💡 Defense Fix: Implement strict input validation, contextual output encoding, and enforce least-privilege authorization controls.
#security#devops#ai#python#CVE-2026-21852