Snyk VulnBench JS 1.0: Can LLMs Find the Same Bugs Twice? June 29, 2026 0 mins readWe ran 300 vulnerability-finding scans to measure how repeatable an agentic LLM security review is on the same code, prompt, and harness. The headline result is not that one scanner "wins" a self-referential leaderboard. It is that LLM security findings are unevenly repeatable: reference-matched findings were stable...