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CSO Online8h
First-ever zero-click attack targets Microsoft 365 Copilot
A single email can silently trigger Copilot to exfiltrate sensitive corporate data — no clicks, no warnings, no user action.
Microsoft is prepping an AI Copilot for the Pentagon
Microsoft is preparing a version of its Copilot AI tool for the Pentagon as it nears a deal to add 1 million new users from a ...
SecurityWeek9h
‘EchoLeak’ AI Attack Enabled Theft of Sensitive Data via Microsoft 365 Copilot
Microsoft recently patched CVE-2025-32711, a vulnerability that could have been used for zero-click attacks to steal data ...
NewsBytes15h
Hackers could make Copilot leak your data—just by an email
A critical security flaw in Microsoft 365 Copilot, an AI tool, highlights the increasing risk of AI agents being hacked.
Microsoft is working on a deal to add 1 million Copilot users from a single customer, exec says in internal meeting
Chief Commercial Officer Judson Althoff told employees in a recent meeting that the software giant is working on this big ...
Microsoft 365 Copilot’s Data Exposed – Hit by Zero-Click Vulnerability
Security researchers at Aim Security discovered "EchoLeak", the first known zero-click artificial intelligence (AI) vulnerability in Microsoft 365 Copilot ...
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Exclusive: New Microsoft Copilot flaw signals broader risk of AI agents being hacked—‘I would be terrified’
Microsoft 365 Copilot, the AI tool built into Microsoft Office workplace applications including Word, Excel, Outlook, ...
Microsoft may have a ‘Copilot plan’ for US Defence Department
Microsoft is developing a special version of its Copilot AI tool for the Pentagon, tailoring its main AI offering for the US ...