Japanese car-care products maker Soft99 announced on Nov 10 that its official online shop was accessed by an outside third party, and personal data of up to 136,968 members and shoppers may have leaked [1]. The company says the attacker uploaded a program file through the inquiry form's image attachment feature, used it to place a file allowing remote commands, and read server configuration files with the site's privileges [1]. NHK reports the possibly leaked data includes credit card information, and the company has suspended the shop and reported to the Personal Information Protection Commission [2][1].
Car-care maker Soft99 online shop hit via malicious file uploaded through inquiry form; data of up to ~137,000 customers may be exposed
1 min read
- Disclosed
- Nov 10, 2026
- Occurred
- Nov 5, 2026
- Published
- Nov 11, 2026
- Last updated
- Nov 11, 2026
- Scale
- 136,968 people[1]
- CVSS basis
- Our assessment
- Technology
- Attack vector
- Impact
- Data type
- Actor type
- Motivation
On this page
30-second summary
Timeline
Technical details
Remediation
Vendor guidance
- 1Beware of impersonation scams and fake sites mitigate[1]
Do not open suspicious attachments or links or enter credentials or card details on fake sites.
References
Official / primary1
- [1]
“外部の第三者がお問合せフォームの画像添付機能からプログラムファイルをアップロードし”
Media1
- [2]
This site aggregates public information and is not security consulting advice. Test remediation steps before applying.