Présentation
Possible fields: emails of news/event recipients and similar. No card data. No count in this notice (count blank). This stems from the Ymir Link Cuenote FC intrusion (recorded separately); the figure is a subset of the vendor scope and must not be added to it.
Chronologie
- Survenue
- Découverte
- Divulgation
Réponse de l’organisation
Per the notice, the organisation investigated and contained the incident, notified individuals and offered monitoring or protective resources.
Que faire ?
Be wary of emails, SMS or calls impersonating the organisation; do not open links or attachments or enter passwords or card details. Change reused passwords on other services.
Sources
- 外部メール配信サービス運営会社への不正アクセスに伴うメールアドレス等の漏えいの可能性について株式会社毎日新聞社 · 2026-11-09