OWASP Top 10 LLM Vulnerabilities 2026 — Red Team Assessment Framework + Real Exploits

📰 Originally published on SecurityElites — the canonical, fully-updated version of this article. Samsung engineers pasted proprietary source code into ChatGPT. The data hit OpenAI’s servers and training pipeline. That’s LLM06 — Sensitive Information Disclosure. Microsoft Copilot was redirected to exfiltrate Slack messages through a prompt injection in a shared document. That’s LLM01. A major bank’s AI assistant was manipulated into approving transactions it was designed to block — LLM08 Excessi