> JapanHacked_
[Investigating][Severity: Major][Intrusion]

CBC: unauthorized access to its servers caused a company-wide system outage across its Japan operations

Unauthorized access by a third party to its servers caused a system outage across the company in Japan.

Disclosed

2025-09-03

Organizations involved

1

Leaked or at risk

Unknown

Downtime

Unknown

What happened

  1. It announced a company-wide system outage in Japan. The cause was unauthorized access by a third party to its servers. [1] [2]

Impact

Systems across the company in Japan were affected at this firm, which deals in synthetic resins, chemicals, pharmaceuticals and agrochemicals. The notice and report consulted do not say whether personal or confidential data leaked. [1] [2]

Timeline

  1. Disclosed 2025-09-03
  2. 1 days

Attack or cause

Method
[Intrusion]
Impact
[Service outage]
Entry point
Unknown

Data exposed or at risk

–

Organizations involved

Open in organization search

Sources

  1. [1][Official]【お知らせ】システム障害発生のお詫びとご報告CBC Co., Ltd. · 2025-09-03
  2. [2][News]不正アクセス原因 CBC株式会社 全社規模のシステム障害ScanNetSecurity · 2025-09-18 08:05