https://www.varonis.com/blog/reprompt
Reprompt: The Single-Click Microsoft Copilot Attack that Silently Steals Your Personal Data
Varonis Threat Labs discovered a way to bypass Copilot’s safety controls, steal users’ darkest secrets, and evade detection.
microsoft copilotreprompt
https://www.bleepingcomputer.com/news/security/reprompt-attack-let-hackers-hijack-microsoft-copilot-sessions/
Reprompt attack hijacked Microsoft Copilot sessions for data theft
Researchers identified an attack method dubbed
reprompt attackhijackeddata
https://www.malwarebytes.com/blog/news/2026/01/reprompt-attack-lets-attackers-steal-data-from-microsoft-copilot
"Reprompt" attack lets attackers steal data from Microsoft Copilot | Malwarebytes
Jan 15, 2026 - Researchers found an attack vector against Microsoft Copilot to steal data from a user that clicked a fabricated link
reprompt attacklets attackers