AI Matters
Why it matters
Microsoft Copilot vulnerability allowed hackers to steal passwords
Ars Technica Microsoft Copilot reveals secret input that allowed it to be hacked
A newly revealed security vulnerability in Microsoft Copilot allowed attackers to steal user passwords via a secret input parameter.
Why it matters
Security flaws in popular AI assistants can expose sensitive personal data if users click on malicious links.
Latest brief · Aug 31, 2026