About 62,000 email addresses of Japan Cabinet Office newsletter users leaked
SpilloverSpillover from the Arara incident · View original incident →Arara, the company contracted to distribute newsletters for Japan’s Cabinet Office, suffered unauthorised access, resulting in the leak of about 62,000 user email addresses. Other personal information, including names and occupations, may also have been leaked.
Key facts
- Affected organisation
- Cabinet Office of Japan
- Original incident
- Arara email service cyber-attack exposes 81.33 million email addresses
- Incident type
- Data breach
- Occurred / detected
- Not confirmed
- Scale of damage
- About 62,000 email addresses of newsletter users
- Cause / method
- Unauthorised access to Arara, the newsletter distribution contractor
- Location
- Japan
If your data was exposed
Exposed dataEmail
- Don’t tap links in texts, calls or emails that mention this incident and offer compensation, refunds or breach checks. Check directly on the organisation’s official website or app.
Timeline
- The leak of about 62,000 email addresses of Japan Cabinet Office newsletter users was reported, along with the possibility that names, occupations, and other information had also been leaked.
- The possibility of a personal information leak linked to unauthorised access involving Japan’s Cabinet Office was raised again.
Original incident
This is spillover from the Arara incident.
Arara email service cyber-attack exposes 81.33 million email addresses
81.3mImpact: 81,329,467 email addresses and some customers' member information
Japan's Arara Message email delivery service was breached through a web server vulnerability, exposing email addresses and some customers' member information. Further investigation put the number of unique email addresses exposed at 81,329,467. The attacker also misused the service to send up to approximately 7.13 million emails impersonating credit card companies, and the company isolated the servers and suspended its email delivery service entirely.
Related reports: 20 · last report →
18 related reports
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- 内閣府でメアド６万件漏えい 配信サービスに不正アクセス
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- 内閣府のメルマガに不正アクセス アドレス約6.2万件流出 配信委託先「アララ」被害で氏名や職業など漏洩のおそれも
- メール配信サービス「アララメッセージ」に不正アクセス、8,132万9,467件のメールアドレスが漏えい
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- キユーピー、顧客のメールアドレス１２万件漏えい…配信サービス「アララ」の不正アクセス受け
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- 百十四銀行 株主のメールアドレス1500件漏えい 配信システムに不正アクセス（KSB瀬戸内海放送）
- 【速報】内閣府、不正アクセスで個人情報漏えいか
Other incidents at Cabinet Office of Japan
Japan’s Cabinet Office Okinawa project: possible data leak affecting 5,973 entrants
6kImpact: Possible exposure of personal information belonging to 5,973 competition entrants
A rented server used by a subcontractor for the Japanese Cabinet Office’s OKINAWA41 promotional project for Okinawa was accessed without authorisation through malware. It was disclosed that telephone numbers, email addresses and some submitted images belonging to 5,973 competition entrants may have been leaked.
Related reports: 7 · last report →
The summary and key facts are written by AI from related reports and may contain errors. Check the original articles and the organisation’s official statements for accurate details.