Investigating

ZonExpert: compromise of delegated Amazon seller accounts may have exposed buyer personal data

Delegated Amazon Seller Central user accounts were illicitly altered, potentially allowing viewing of buyers’ name/address/phone/order history for Aug 8–18, 2025. No card data. Actual viewing/acquisition not confirmed. First public notice Oct 1, 2026.

Last updated: 2026-11-09

Overview

No published headcount → blank.

Timeline

  1. Occurred
  2. Discovered
  3. Disclosed

Organization response

Per the notice, the organisation investigated and contained the incident, notified individuals and offered monitoring or protective resources.

What you can do

Be wary of emails, SMS or calls impersonating the organisation; do not open links or attachments or enter passwords or card details. Change reused passwords on other services.

Sources

  1. 【重要】第三者の不正アクセスによる個人情報漏えいのおそれに関するお知らせとお詫びZonExpert株式会社 · 2026-11-09

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