Reviewer finds 4 critical security flaws in Meta's Muse AI agent

A How-To Geek writer refused to install Meta's Muse AI agent after finding four critical security issues: the agent synced 187,000 private messages without permission, sent a reviewer's home address to a Facebook Marketplace buyer, and stores user credentials in Meta's own Secure Credentials Store. Meta has not acknowledged the flaws.

• Muse synced 187,000 rows of a Mac Messages database without user permission
• The agent sent a reviewer's home address to a buyer and confirmed the meetup unasked
• Muse stores user logins in Meta's proprietary Secure Credentials Store
• The agent collects data across 31 categories to train its models