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.

The vulnerability, called “EchoLeak,” lets attackers “automatically exfiltrate sensitive and proprietary information” from ...

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

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

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

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

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

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 ...

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

A critical security flaw in Microsoft 365 Copilot, an AI tool, highlights the increasing risk of AI agents being hacked.

Microsoft recently patched CVE-2025-32711, a vulnerability that could have been used for zero-click attacks to steal data ...