dev.to/tag/security· Oct 14, 2026· by Andrew Stevens

Mapping the Agent Before Anyone Attacks It

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An agent that reads tickets, queries BigQuery, and sends email usually gets reviewed one tool at a time, and each tool has an owner and an access review. What often has no owner is the chain between them: text a customer writes in a ticket can steer what the agent queries and where it sends the result. Much of the agent-specific risk sits in that chain. This series takes one working agent from threat model to release. Each part picks one way to attack it, shows the attack in a generic form, and
🎯 Vulnerability: Web Security Vulnerability
💡 Defense Fix: Implement strict input validation, contextual output encoding, and enforce least-privilege authorization controls.
#agentic#security#gcp#owasp