MetaMask developer reports user data leak

A total of about 7000 wallet customers around the world could be affected

17.04.2023 - 07:20

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What’s new? ConsenSys, the developer of the MetaMask cryptocurrency wallet, shared details about the incident involving unauthorized access to customer support. According to the developers, between August 1, 2021, and February 10, 2023, third parties could obtain the personal data of users who contacted MetaMask’s support service. At the moment the incident is localized.

ConsenSys’ blog post

What else is known? The data leak was caused by a third-party provider that provided technical support services to ConsenSys customers. The developers point out that they usually ask for limited confidential data required to resolve issues, but the form for contacting the support contains a free text field, where users can enter any information they want, such as initials, phone numbers, mailing addresses, and other personal data.

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ConsenSys estimates that about 7000 users worldwide have been affected by a possible leak. All identified customers have been notified accordingly. At the same time, the security of the browser extension and the MetaMask mobile application was not affected.

ConsenSys has taken all necessary measures to localize the incident and eliminate the threat. Additional steps to mitigate and eliminate possible negative consequences are being taken.

In January, MetaMask developers warned about a new scam scheme in which attackers substitute the transaction address, counting on users’ inattention to performing further transactions.

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