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Security Incident: Wishlist Plus Service Breach

Security Incident: Wishlist Plus Service Breach

First seen 31 Oct 2026, 23:12 UTC • •

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ThreatCluster AI
ThreatCluster •November 1, 2026 at 00:14 UTC
  • •Unauthorized access to Wishlist Plus reported on October 14-15, 2026.
  • •Both Grand Seiko and Seiko have suspended the service and removed the app.
  • •No confirmed personal data breaches reported at this time.

On October 14-15, 2026, unauthorized access was reported on the Wishlist Plus service provided by Swym, affecting online stores including Grand Seiko and Seiko. Both companies have since suspended the service and removed the application. As of now, no personal data breaches have been confirmed by either store. Customers are advised to be cautious of suspicious emails or messages related to this incident. The stores are currently investigating the extent of the impact and will provide updates as necessary. The 'Favorites' feature is currently unavailable due to this incident.

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Timeline

2026-10-14
Unauthorized access detected
Swym reported unauthorized access to the Wishlist Plus service affecting multiple online stores.
Grand Seiko Boutique Online
2026-10-15
Service suspended
Both Grand Seiko and Seiko suspended the Wishlist Plus service and removed the application following the breach.
Seiko Watches
2026-10-31
Public notice issued
Both companies issued public notices regarding the incident and advised customers to be cautious of suspicious communications.
Grand Seiko Boutique Online

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Common questions

What should customers do?
Customers should be vigilant for suspicious emails or messages and avoid clicking on unknown links.
Is my personal information safe?
As of now, no personal data breaches have been confirmed by either Grand Seiko or Seiko.
When will the Wishlist feature be available again?
The Wishlist feature will remain unavailable until further notice as the companies investigate the incident.