EchoLeak: The Silent AI Vulnerability That Never Was (But Could’ve Been)
EchoLeak, a zero-click AI vulnerability, lets attackers swipe data from Microsoft 365 Copilot without user interaction, proving you can now lose sensitive info without lifting a finger! Microsoft plugged the breach, but the incident highlights how AI vulnerabilities can sneak in like a ninja at a library.

Hot Take:
EchoLeak: Because Who Needs to Click When Your AI Does All the Work for Hackers? In the world of cybersecurity, EchoLeak is the latest guest at the AI vulnerability party. It doesn’t even knock; it just waltzes in, takes your data, and leaves without a trace. Thanks to the innovative minds at Aim Labs, EchoLeak is the first of its kind zero-click AI vulnerability, serving as a friendly reminder that your AI assistant might just be a little too helpful for its own good. But fear not, this was all patched up nice and pretty by Microsoft with a server-side fix faster than you can say “GPT-3.” Now, who’s ready for a game of cybersecurity whack-a-mole?
Key Points:
- EchoLeak is the first zero-click AI vulnerability targeting Microsoft 365 Copilot.
- Developed by Aim Labs researchers, it was patched by Microsoft in May 2025.
- No known real-world exploitation has occurred, impacting zero customers.
- It introduces the ‘LLM Scope Violation’ class of vulnerabilities.
- Enterprises need to enhance security measures for AI-integrated systems to prevent similar attacks.