More Technical Information Than You Can Handle. 
 

.
 

Hidden prompt turns Microsoft Copilot into an AI worm

 
A new type of attack can trick Microsoft Copilot for Word into spreading hidden prompt injections from document to document.

- View Press Release
- Visit Malwarebytes

Malwarebytes
Posted: July 30, 2026 |  By: Wissen Schwamm
Recent Malwarebytes related news.
Hidden prompt turns Microsoft Copilot into an AI worm
Hims & Hers sued over alleged health data privacy failures
Malwarebytes for Windows, now available on the Microsoft StoreĀ 
OpenAI explains how its AI agent breached Hugging Face
AI robocalls: Why caller ID is still lying to you
+ View more Malwarebytes related news +