Aena: unauthorized access to its shopping app
Log analysis showed at 05:58 on 13 October that member pages of Aena's cosmetics shopping app had been viewed without authorization. Names, addresses, phone numbers, email addresses, birth dates, occupations and the last four digits, expiry and holder name of saved cards of up to 817,215 members may have been viewed. The access was automated and repeated; full card numbers and login passwords did not leak. Its October 20 notice said safety checks were complete and the EC app had reopened at noon on October 19.
Disclosed
2026-10-14
Organizations involved
1
Leaked or at risk
817.2K
817,215
Downtime
Unknown
Timeline
- Detected 2026-10-13
- Disclosed 2026-10-14
- Resolved 2026-10-19
- 6 days
Attack or cause
- Method
- [Intrusion]
- Impact
- [Data leak]
- Entry point
- Unknown
Data exposed or at risk
Organizations involved
[Breached][Critical]Tokyo, SetagayaWholesale and retail trade
Aena Corporation
Sources
- [1][Official]外部からの不正アクセスによるお客様情報流出の可能性についてAena · 2026-10-14
- [2][News]化粧品販売「アエナ」約81万人分の個人情報流出かITmedia NEWS · 2026-10-14
- [3][Official]弊社ECアプリ サービス再開のお知らせAena · 2026-10-20