Nippon Rent-A-Car: unauthorized access to its app
On 26 September, Nippon Rent-A-Car Service said a third party accessed the Nippon Rent-A-Car app's systems and personal data of 41 members may have been viewed: names, phone numbers, emails, login IDs, usage history and bookings, plus driver's license numbers, addresses, birth dates, last 4 card digits and cardholder names depending on what members registered. This is separate from the different-method attack affecting 55 members disclosed on October 1.
Disclosed
2026-09-26
Organizations involved
1
Leaked or at risk
41
41
Downtime
Unknown
Timeline
- Disclosed 2026-09-26
- 1 days
Attack or cause
- Method
- [Unknown]
- Impact
- [Data leak]
- Entry point
- Unknown
Data exposed or at risk
Services hit
Organizations involved
[Breached][Major]Tokyo, ChiyodaReal estate and rental
Nippon Rent-A-Car Service, Inc.
Sources
- [1][News]ニッポンレンタカーでも会員41人の情報漏えいのおそれ 免許証番号やクレカ下4ケタもITmedia NEWS · 2026-09-29
- [2][Official]NRアプリへの不正アクセスによる会員情報漏えいに関するお詫びとお知らせNippon Rent-A-Car Service · 2026-09-26