2026 Coinbase — security incident at analytics vendor Amplitude exposed limited customer contact information; Coinbase says funds not affected
Data compromised
Limited customer contact information. Coinbase has not said how many customers were affected. A figure of more than 70,000 circulated on social media and is unverified.
Technical writeup
The statement was posted through Coinbase's support account and reported by press. Coinbase and Amplitude pages were not read directly. The date is the reporting date (some outlets date the post October 28).
Root cause
Coinbase says a security incident at Amplitude, a third-party analytics vendor, exposed some customer contact information. It says its own systems were not breached and that customer funds were not affected. Amplitude had not commented when the news was reported.