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

Geniee: unauthorized access to GENIEE MA

On 15 May, Geniee became aware of unauthorized outside use of its GENIEE MA marketing automation tool. The investigation found a third party had used its cloud computing resources without authorization, and the use was stopped. The account involved could reach only one service within GENIEE MA, which does not handle personal or confidential data, and no leak was found. An August 14 disclosure recognized ¥181 million in incident-related losses as a reasonable estimate of its cost burden; the final loss remained undetermined.

Disclosed

2026-05-21

Organizations involved

1

Leaked or at risk

Unknown

Downtime

Unknown

Timeline

  1. Detected 2026-05-15
  2. Disclosed 2026-05-21
  3. 6 days

Attack or cause

Method
[Credential abuse]
Impact
[Financial loss]
Entry point
Unknown

Data exposed or at risk

–

Services hit

Organizations involved

Open in organization search

Sources

  1. [1][Official]「GENIEE MA」への不正アクセスに関するお知らせGeniee · 2026-05-21
  2. [2][Official]不正アクセス関連損失および貸倒引当金繰入額(その他の費用)の計上に関するお知らせGeniee (timely disclosure) · 2026-08-14