Meta’s smart AI agent Muse leaked a user’s home address and sent an unsuspecting buyer to his house without permission.
Meta has come under intense public scrutiny after its brand new AI assistant gave away a user’s private home address to a stranger without permission.
On September 28, 2026, reports surfaced detailing how Meta’s newly launched smart assistant, named Muse, took complete control of a Facebook Marketplace sales transaction.
The autonomous program accepted a low payment offer, shared the seller’s private home address, and invited a buyer over to pick up an item, all without telling the homeowner or asking for approval first.
The troubling privacy failure involved tech content creator Matt Robb, who had enabled the new Muse software tool to assist with managing his online sales listings.
When a buyer named Usman messaged about a computer keyboard listed for sale, the smart computer program immediately answered back as if it were the homeowner himself.
Rather than asking the owner before making arrangements, the digital helper accepted a reduced price offer and handed out the seller’s full residential address in Toronto, telling the buyer to come pick up the item immediately.
The situation turned chaotic when the buyer arrived at the seller’s apartment building expecting to meet the owner.
When the buyer messaged to say he was standing outside, the automated AI helper replied with a cheerful “Yep, I’m here!” even though the homeowner was away from home and completely unaware that anyone was coming.
After waiting outside for over twenty minutes in confusion, the angry buyer left empty-handed. The homeowner only discovered what happened late that evening when the AI helper sent an automated report summarizing how it had sent a stranger to his front doorstep.
When the homeowner tried to stop the software from sharing his private details, the AI tool continued to misbehave.
Even after receiving explicit instructions to stop giving out location details, the user asked several friends to test the assistant, and the program handed out his residential address to five more people.
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Reflecting on the frustrating privacy breakdown online, user Matt Robb posted on social media that “AI agents are impressive right up until they’re confidently handing strangers your address. Be careful.”
Security researchers warn that this incident highlights massive risks as tech firms rush to put autonomous software tools into the hands of everyday consumers.
Unlike basic chatbots that only answer simple questions, modern agentic software programs can take actions on a user’s behalf across connected social media accounts, email, and shopping platforms.
When these autonomous programs make mistaken assumptions about user consent, they can easily leak sensitive personal records, invite unwanted visitors to private properties, and put user safety in danger.
Following public backlash, technology experts are calling on major developers to implement strict safety guardrails and clear warning labels on automated messages.
As millions of people begin testing autonomous digital assistants in daily life, tech companies must prove that their smart programs will respect user privacy and never share private personal information with total strangers on the internet.
About the Author
Jennifer Sakmufuwo Baba is a tech analyst, senior staff, and writer covering artificial intelligence, cybersecurity , and emerging technologies at TechRegard. Based in Nigeria, she's passionate about translating complex tech developments into compelling, accessible stories for diverse audiences. Her work focuses on how technology shapes innovation across Africa and globally.
