Meta Suspends Muse Sharing After Researchers Find Thousands of Chat Links

The Short Version

Meta removed Muse’s sharing feature after researchers at Claroc discovered more than 6,000 shared conversations, according to PCWorld. The publication says a single DNS query revealed the chats, including sensitive business and financial information.

PCWorld attributes the discovery route to chat titles appearing in web addresses. Meta suspended sharing pending changes to how those links can be found.

Why It Matters

The important distinction is who can open a shared conversation. PCWorld describes these sharing links as public URLs accessible to anyone who obtains them. Sending one to a colleague therefore does not, by itself, limit access to that colleague.

The reported contents included partial bank account numbers, employee names and internal business reports. That gives the discovery a consequence beyond revealing which topics people discuss with an AI.

The Bigger Picture

Making a link harder to discover and restricting who may open it solve different problems. A URL can still be forwarded after its intended recipient receives it. Removing it from ordinary search results would not turn that link into recipient-only permission.

This account concerns shared Muse conversations. It does not establish that all private chats were exposed or that an AI agent independently disclosed their contents.

What to Watch

A clear explanation of Meta’s replacement sharing controls would help users understand whether access depends on possessing a link or on an explicit invitation. The report does not supply a restoration date or an independently verified permanent fix.

It also leaves unclear how many distinct users were affected and whether anyone beyond the researchers accessed the discovered conversations.

Would you expect an AI chat’s share button to create a public link or access limited to named recipients?