Microsoft 365 Copilot, the AI tool built into Microsoft Office workplace applications including Word, Excel, Outlook, ...

Security researchers uncovered “EchoLeak,” a zero-click flaw in Microsoft 365 Copilot, exposing sensitive data without user action. Microsoft has mitigated the vulnerability.

Microsoft has patched the critical 'EchoLeak' vulnerability in Microsoft 365 Copilot, a flaw that allowed attackers to ...

The vulnerability, called “EchoLeak,” lets attackers “automatically exfiltrate sensitive and proprietary information” from Microsoft 365 Copilot without knowledge of the user, according to findings ...

Also, Microsoft noted that there's no evidence of any real-world exploitation, so this flaw impacted no customers. Microsoft 365 Copilot is an AI assistant built into Office apps like Word, Excel ...

Security researchers at Aim Security discovered "EchoLeak", the first known zero-click artificial intelligence (AI) ...

Security researchers have discovered the first zero-click AI vulnerability in Microsoft 365 Copilot AI agent, exposing a way ...

Researchers uncover a critical AI flaw in Microsoft 365 Copilot, allowing silent data theft through email without any user ...

EchoLeak affected Microsoft 365 Copilot, the AI assistant integrated across several Office applications, including Word, ...

New research shows 9% of Microsoft Entra SaaS apps are vulnerable to nOAuth abuse, allowing full account takeovers.

An advertising watchdog challenges Microsoft's Copilot productivity claims, citing a lack of objective proof. The demanded ...

Microsoft 365 will block outdated file access protocols like RPS and FPRPC starting July 2025 to boost security defaults.