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 fixed a dangerous zero-click attack in its Generative Artificial Intelligence (GenAI) model which could have allowed threat actors to silently exfiltrate sensitive corporate data without ...

Dubbed "EchoLeak," the security flaw is being described by cybersecurity researchers as the first known zero-click attack targeting an AI assistant.

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

The Anthropic Model Context Protocol (MCP) Inspector project carried a critical-severity vulnerability which could have ...

Researchers have found a flaw in Microsoft 365 Copilot that allows the exfiltration of sensitive corporate data with a simple email ...

Microsoft 365 Copilot, the AI tool built into Microsoft Office workplace applications including Word, Excel, Outlook, PowerPoint, and Teams, harbored a critical security flaw that, according to ...

The silent threat in your AI stack: Why EchoLeak is a wake-up call for CXOs We break down the first major zero-click AI security flaw, "EchoLeak," to uncover why every CXO needs to urgently ...

Security flaws in Microsoft’s AI systems have landed it in the spotlight before. In June last year one of its newly announced and admittedly impressive Copilot AI systems, Recall, was found to ...

Astra Security, a leader in offensive AI security solutions, presented its latest research findings on vulnerabilities in ...