Resolved after 1 hour 4 minutes, affecting Mobile Apps and Web site and 1 more, on October 21, 2026.
We are addressing a security vulnerability in third-party software and may temporarily pause the Mercari app and website to install an update. Our services remain available at this time. No unauthorized access or information leaks related to this matter have been confirmed. We will post a follow-up with timing and details as we learn more. We apologize for any inconvenience and appreciate your patience.
Affected components
Update timeline
- investigating Oct 21, 2026, 04:35 PM UTC
We are addressing a security vulnerability in third-party software and may temporarily pause the Mercari app and website to install an update. Our services remain available at this time. No unauthorized access or information leaks related to this matter have been confirmed. We will post a follow-up with timing and details as we learn more. We apologize for any inconvenience and appreciate your patience.
- resolved Oct 21, 2026, 05:39 PM UTC
This incident has been resolved.
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