Posted inCybersecurity News
Microsoft Copilot Zero-Click Vulnerability (“EchoLeak”): What Happened and Why It Matters
A critical security flaw, dubbed “EchoLeak” (CVE-2025-32711), was discovered in Microsoft 365 Copilot, the AI assistant integrated into Office apps like Word, Excel, Outlook, and Teams. This vulnerability allowed attackers to exfiltrate sensitive organizational data through a “zero-click” attack—meaning the victim did not need to interact with any malicious content for the exploit to succeed.









