---
id: 190
title: "A guide to the hidden threat of prompt injection"
source_domain: bugcrowd.com
source_url: "https://www.bugcrowd.com/blog/a-guide-to-the-hidden-threat-of-prompt-injection/"
published_at: "2026-02-11 13:00"
tags: ["ai-security", "bug-bounty", "red-teaming", "prompt-injection", "red-team", "llm", "owasp", "indirect-prompt-injection", "labs"]
phying_url: "https://phying.com/item/190"
lang: en
---

# A guide to the hidden threat of prompt injection

## Summary

The guide explains direct and indirect prompt injection (OWASP LLM01), how untrusted inputs hijack LLM behavior to leak data or abuse connected tools, and how to test for such flaws in practice labs.

## Intelligence Metadata

- **Sources:** bugcrowd.com
- **Published:** 2026-02-11 13:00
- **Original:** https://www.bugcrowd.com/blog/a-guide-to-the-hidden-threat-of-prompt-injection/
- **Phying News:** https://phying.com/item/190