A €0.01 bank transfer could compromise a banking AI agent

Security researchers at Blue41 have identified an indirect prompt injection vulnerability in banking AI assistants where malicious instructions hidden in transaction data can compromise the system. This highlights a significant architectural risk for financial institutions integrating LLMs with untrusted external data sources.
Why it matters
As banks increasingly adopt AI for customer service, this vulnerability demonstrates how easily LLMs can be manipulated to perform unauthorized actions via data-driven prompt injection.
🚀 Blue41 wins RSAC Launch Pad. Read more here .
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