# Microsoft Copilot reveals secret input that allowed it to be hacked

**Published:** August 18, 2026
**Author:** Dan Goodin
**Source:** Ars Technica — AI
**Language:** en-US
**HTML:** https://aiqazaqstan.com/en/articles/microsoft-copilot-reveals-secret-input-that-allowed-it-to-be-hacked

It’s not every day that attackers can force a frontier AI model to cough up user passwords and other sensitive data without user confirmation. That’s exactly what researchers recently did to Microsoft 365 Copilot for enterprise. Even more unusual is the source they tapped to…

> From the original source: **Ars Technica — AI**
> [Read full article at Ars Technica — AI](https://arstechnica.com/security/2026/08/microsoft-copilot-reveals-secret-input-that-allowed-it-to-be-hacked/)

**Tags:** #Microsoft

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