Japan·Tech·Announced by the organization or a regulator
Ymirlink data breach (Oct 2026)
Ymirlink (Japan) disclosed a data breach on Oct 19, 2026 affecting 47.9 million records, involving passwords, dates of birth, member IDs and addresses. No compensation has been announced.
What happened
Ymirlink's Cuenote FC email delivery service was accessed without authorization, and recipient data was exported outside, including email addresses. For some clients, names, phone numbers, addresses, birth dates and hashed passwords also leaked.
This page summarizes and translates our record written in Japanese. Counts and dates come from that record unchanged. Read the original record →
Facts on record
- Country
- Japan
- Industry
- Tech
- Announced
- Oct 19, 2026
- Affected
- 47.9 million records
- Data exposed
- Passwords, dates of birth, member IDs, addresses, email addresses, phone numbers, gender, names
- Status
- Announced by the organization or a regulator
- Compensation and penalties
- None on record