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Security researchers uncovered “EchoLeak,” a zero-click flaw in Microsoft 365 Copilot, exposing sensitive data without user action. Microsoft has mitigated the vulnerability.
What This Vulnerability Teaches Us About AI SecurityThe recent disclosure of EchoLeak by Aim Labs marks a significant milestone in AI security research. As the first documented zero-click exploit ...
The researchers at Aim Security dubbed the flaw “EchoLeak.” Microsoft told Fortune that it has already fixed the issue in Microsoft 365 Copilot and that its customers were unaffected. “We appreciate ...
A critical AI vulnerability, 'EchoLeak,' was discovered in Microsoft 365 Copilot by Aim Labs researchers in January 2025. This flaw allowed attackers ...
EchoLeak shows that enterprise-grade AI isn’t immune to silent compromise, and securing it isn’t just about patching layers. “AI agents demand a new protection paradigm,” Garg said.
The EchoLeak incident is a powerful reminder that CXOs can't afford complacency in AI security. As AI moves deeper into critical operations, the security lens must shift from reactive patching to ...
Jun 12, 2025 13:52:00 A zero-click attack method 'Echoleak' that sends emails to manipulate AI and steal confidential information has been discovered, and there is a risk to all AI systems such as ...
EchoLeak in Action. The attack starts with a threat actor sending an email to the victim, an email that intends to instruct Copilot to offer sensitive data. In other words, ...