マツダ（タイ部品倉庫管理）Data breach / unauthorized access incident
- Occurred on
- Unconfirmed
- Announced on
- March 19, 2026
- Severity
- BIncidents centered on names and contact details.
- Scale
- 692 records
- Main impact
- It has been reported that the names, work emails, user IDs, affiliated companies, etc. of 692 employees may have been exposed. Information on general customers is excluded.
- Information involved
- Email addressUser / member IDFull name
- Cause / key point
- Unauthorized access exploiting a security vulnerability in the warehouse management system.About Exploitation of vulnerabilities
- Industry
- Transport & travel
- Listing / capital
- Listed company東証プライム 7261(マツダ)
- Last updated
- October 20, 2026
Stock price reaction to the disclosureマツダ / 東証プライム 7261
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Reviewed byYutaro SasaoFounder & CEO, MediaLeap Inc.
CEO of MediaLeap Inc. Working on both sides of web advertising and web media since 2013; founded the company in May 2025.
Review scope: cross-checking against primary sources (official and government announcements), verifying claims stay within the facts, and checking source attribution。Last reviewed:
Written by:Leak Watch editorial team (AI-assisted drafts verified against sources by the editorial team) · Reviewer profile · Request a correction
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Attack method classification: Exploitation of vulnerabilities(Breaking in through holes in software and devices)
Read the Exploitation of vulnerabilities guide and national trends →