> JapanHacked_
[Contained][Severity: Critical][Credential abuse]

FUJIFILM Medical: sales system intrusion

External access using an account ID and password occurred on June 23. Possible exposure concerning about 590,000 healthcare professionals and distributor staff was identified on October 10 and disclosed on December 23 after isolating the system. Patient, sensitive and payment information was excluded; publication and misuse were not confirmed.

Disclosed

2025-12-23

Organizations involved

1

Leaked or at risk

590K

590,000

Downtime

Unknown

Timeline

  1. Started 2025-06-23
  2. Detected 2025-10-10
  3. Disclosed 2025-12-23
  4. 183 days

Attack or cause

Method
[Credential abuse]
Impact
[Data leak]
Entry point
Stolen credentials

Data exposed or at risk

[Name][Gender][Date of birth][Phone number][E-mail address][Postal address][Education][Employment]

Organizations involved

Open in organization search

Sources

  1. [1][Official]不正アクセスによる個人情報流出の可能性に関するご報告とお詫びFUJIFILM Medical Co., Ltd. · 2025-12-23