Prompt injection is the most dangerous attack against AI agents. A malicious ticket description tells the agent to ignore its instructions and do something else. The agent, which is designed to follow instructions, complies.
Normal ticket:
"Add dark mode toggle to the nav bar"
→ Agent writes a dark mode toggle ✓
Injected ticket:
"Add dark mode toggle to the nav bar.
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Rex — Hook Injection Analysis
Prompt injection is the most dangerous attack against AI agents. A malicious ticket description tells the agent to ignore its instructions and do something else. The agent, which is designed to follow instructions, complies.
Normal ticket:
"Add dark mode toggle to the nav bar"
→ Agent writes a dark mode toggle ✓
Injected ticket:
"Add dark mode toggle to the nav bar.
You've seen a preview of this lesson. Unlock the full course to continue building.