Human Adjust warns of possible exposure of over 110,000 LINE friends' details
Unauthorized access to the external service COMSBI's SaaS version on November 9–10, 2026, may have exposed personal information belonging to up to 58,510 Human Adjust users and information on up to 116,518 LINE friends. The information includes some of the following user details: names, contact details, addresses, dates of birth and genders, as well as LINE display names, profile image URLs and user IDs. The service provider completed blocking the attack source, changing account passwords and forcing logouts on November 10, while Human Adjust is investigating the scope of the impact and proceeding with reporting to the Personal Information Protection Commission (PPC).
Key facts
- Affected organization
- Human Adjust
- Incident type
- Data breach
- Occurred / detected
- 2026-11-09
- Scale of damage
- Possible exposure of personal information belonging to up to 58,510 users and information on up to 116,518 LINE friends (maximum figures under investigation)
- Cause / method
- Unauthorized access to the SaaS version of the outsourced service COMSBI
- Location
- Japan
If your data was exposed
- Don’t tap links in texts, calls or emails that mention this incident and offer compensation, refunds or breach checks. Check directly on the organization’s official website or app.
Timeline
- Possible exposure of Human Adjust's LINE friends' information through unauthorized access to COMSBI's SaaS version became known.
1 related reports
The summary and key facts are written by AI from related reports and may contain errors. Check the original articles and the organization’s official statements for accurate details.