Clubhouse is a social audio app for iOS and Android where users can communicate in voice chat rooms that accommodate groups of thousands of people. The audio-only app hosts live discussions, with opportunities to participate through speaking and listening that prohibited from recording and sharing without explicit permission

A threat actor has started offering for sale on hacking forum the secret database Clubhouse containing 3.8 Billion phone numbers. The company “save/steal the phonebook of each user” in a secret database that it is offering for sale.

The seller claims the secret database contains 3.8 billion phone numbers (cellphones + fixed + private + professionals numbers.) and each number is ranked by a score. Sample data link that published had Phone numbers belonging to over 83.5M Phone numbers of Japanese users.

Days after scraped data from more than a billion Facebook and LinkedIn profiles, collectively speaking, was put for sale online, it looks like now it’s Clubhouse’s turn. The upstart platform seems to have experienced the same fate, with an SQL database containing 1.3 million scraped Clubhouse user records leaked for free.

The experts found an ad on a hacker forum offering for free a SQL database containing 1.3 million scraped Clubhouse user records.

The leaked records included Clubhouse user IDs, names, usernames, Twitter handles, Instagram handles, number of followers, number of people followed by the users, accounts’ creation date, and invited by user profile names. Financial data was not included in the data leak.