The malicious message included a link to the attacker's domain, with query string parameters requesting the most sensitive information from Copilot's memory. The AI then responded by appending that ...

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

A new attack dubbed 'EchoLeak' is the first known zero-click AI vulnerability that enables attackers to exfiltrate sensitive data from Microsoft 365 Copilot ... to leak privileged internal data ...

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

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

A critical AI vulnerability, 'EchoLeak,' was discovered in Microsoft 365 Copilot by Aim Labs researchers in January 2025.

Research from security experts UpGuard noted in early May 2025, Asana introduced Model Context Protocol (MCP) server, a tool that lets AI products such as ChatGPT or Copilot inter ...

The VanHelsing ransomware-as-a-service operation published the source code for its affiliate panel, data leak blog ... data moves moves through SaaS apps, AI tools, and personal accounts ...

A novel attack technique named EchoLeak has been characterized as a "zero-click" artificial intelligence (AI) vulnerability that allows bad actors to exfiltrate sensitive data from Microsoft 365 (M365 ...

A major security flaw in Microsoft 365 Copilot allowed attackers to access sensitive company data with ... deploying AI agents and generative AI in business environments. Adir Gruss, CTO of Aim ...

The Better Business Bureau's National Advertising Division reviewed Microsoft's Copilot AI advertising. It was not amused.