According to Security NEXT, the operator of Sukesan Udon stated that a server misconfiguration at contractor Caho Enterprise may have allowed external parties to view personal data of current and former employees [1]. The scope covers individuals employed between October 2021 and October 2026, including names, phone numbers, dates of birth, gender, salary, and attendance records, as well as reasons for leaving and social insurance records in some cases [1]. The company has corrected the configuration, reported the incident to the Personal Information Protection Commission, and stated it will individually contact affected current and former employees [1].
This event has not been officially confirmed. Content is based on media or third-party reports.
HighMonitoringMedia reported
Sukesan Udon Contractor Server Misconfiguration Potentially Exposed Employee Data to External Viewing
1 min read
- Disclosed
- Nov 5, 2026
- Published
- Nov 10, 2026
- Last updated
- Nov 7, 2026
- CVSS basis
- Our assessment
- Attack vector
- Actor type
- Motivation
On this page
30-second summary
What happened
Who is affected
Industries mainly affected: Hospitality & food service
What to do nowOur advice
The company has corrected the configuration, reported the incident to the Personal Information Protection Commission, and stated it will individually contact affected current and former employees [1].
Timeline
- Security NEXT publishes report (date only; timestamp is a placeholder)[1]
Technical details
Verified Source Summary
The operator of Sukesan Udon stated that a server misconfiguration at contractor Caho Enterprise may have allowed external parties to view personal data of current and former employees [1].
The scope covers individuals employed between October 2021 and October 2026, including names, phone numbers, dates of birth, gender, salary, and attendance records, as well as reasons for leaving and social insurance records in some cases [1].
The company has corrected the configuration, reported the incident to the Personal Information Protection Commission, and stated it will individually contact affected current and former employees [1].
References
Media1
- [1]
“うどん店チェーン「資さんうどん」を運営する資さんは、サーバの設定不備により、外部から従業員の個人情報が閲覧できる可能性があったことを明らかにした。”
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