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LLM07

System Prompt Leakage

6 extraction vectors - translation, token completion, persona-based

What is System Prompt Leakage?

System Prompt Leakage is ranked LLM07 in the OWASP LLM Top 10 (2025) — the industry-standard taxonomy for large language model security risks. It represents one of the most commonly exploited vulnerability classes in production AI deployments.

How Nemesis tests for it

System Prompt Leakage

6 extraction vectors - direct ask, translation tricks, token completion, summarization, indirect inference, persona-based extraction.

6 test casesNIST SC-28NIST AC-6NIST IA-5

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