PLAID suspends all KARTE services after unauthorised access
Japan's PLAID detected unauthorised third-party access to its customer experience platform KARTE on 13 November and progressively suspended functionality across all customer projects. Web and app measurement, message delivery and administrative interfaces were among the functions affected. The company identified information that may have been leaked externally and notified the affected corporate customers individually, and it is investigating the intrusion route and the scope of the damage.
Key facts
- Affected organisation
- PLAID
- Incident type
- Hacking & intrusion
- Occurred / detected
- 2026-11-13
- Scale of damage
- All functionality suspended across all customer projects; possible external leak of some information
- Cause / method
- Unauthorised third-party access to KARTE
- Location
- Japan
Timeline
- PLAID detected unauthorised access to KARTE and progressively suspended functionality across all customer projects.
- It became public that the company was notifying corporate customers about information potentially leaked externally and investigating the intrusion route and the scope of the damage.
9 related reports
- PLAID Suspends KARTE Services After Unauthorized Third-Party Access
- プレイドの「KARTE」に不正アクセス。全プロジェクトで全機能を順次停止し、調査中
- CX プラットフォーム「KARTE（カルテ）」への不正アクセスと全機能の停止（2026年11月）｜止まるものと、導入企業・利用者がやること【随時更新】
- 【4165】プレイド 当社サービスへの不正アクセスに関するお知らせ - MONEY BOX
- マーケ支援のプレイド、不正アクセスでサービス停止
- プレイド「KARTE」に不正アクセス、全プロジェクトで全機能を緊急停止 配信も止まる（ビジネス＋IT）
- KARTEが使えない・メール配信停止｜不正アクセスで全サービス停止、情報漏えいの可能性も
- 【速報】KARTE 不正アクセスで全機能停止——プレイドが11月13日に検知、導入企業のサイト計測・ポップアップ・メール配信が止まる。漏えいの可能性がある情報を確認、再開は未定
- Plaid’s CX Platform “KARTE” Fully Suspended Due to Unauthorized Access
The summary and key facts are written by AI from related reports and may contain errors. Check the original articles and the organisation’s official statements for accurate details.