PT-2025-25295 · Undefined · Undefined

EchoLeak: First-Ever Zero-Click Vulnerability, CVE-2025-3271, Discovered by Aim Labs in Microsoft 365 Copilot AI, Allowed Attackers Steal Sensitive Data Silently, Now Fixed EchoLeak Hackers Microsoft Copilot CopilotAgent MIcrosoft365 @Microsoft @Copilot...