Zero-Day Vulnerability Found in Meta's Highly Privileged Muse AI Assistant
A severe zero-day vulnerability has been identified in Meta's newly introduced personal AI assistant, Muse, allowing attackers to completely hijack the agent. Simple ClickFix social engineering attacks are among the techniques that can be leveraged to take full control of the assistant. Because Muse is given high-level access privileges to handle personal emails, travel bookings, forms, and online purchases, hijacking the agent exposes sensitive user data to malicious actors. It underscores the critical security risks of deploying autonomous AI assistants with broad privileges before robust protection mechanisms are in place. The zero-day flaw enables complete agent takeover, with ClickFix attacks serving as just one of several potential exploitation vectors. Muse's deep integration into platforms like WhatsApp and mobile apps expands the overall security attack surface.
## BACKGROUND
A zero-day vulnerability is an undisclosed security flaw that attackers can exploit before the software developer has created a fix or patch. ClickFix is a social engineering technique where deceptive popups prompt users to execute system commands that secretly install malware. Personal AI agents like Meta's Muse are designed to autonomously take action on a user's behalf across multiple connected services, requiring elevated account permissions.