third-party-vendors

The Mythos Breach: Your AI Is Only as Secure as Its Weakest Integration

John Z Black Apr 21, 2026

AI Security #anthropic #ai-security #supply-chain #mcp #oauth #third-party-vendors

Unauthorized access to Anthropic's Mythos model via a compromised OAuth app exposes the real security threat in the agentic AI era: third-party integrations that inherit trust they haven't earned.