Checkout.com Third-Party Breach (November 2025)

2025-11-01 [vendor] Third-party vendor

Primary Source ↗

Incident Details

In 2025, Checkout.com experienced a data security incident via a third-party vendor relationship. The compromised third-party vendor was Third-party vendor. Source reporting: https://www.bleepingcomputer.com/news/security/checkoutcom-snubs-shinyhunters-hackers-to-donate-ransom-instead/

Technical Details

Initial Attack Vector: Compromise of third-party service provider / vendor relationship
Vendor / Product: Third-party vendor
Supply Chain Attack: ✅ Confirmed third-party / vendor compromise

Timeline

2025-11-01 Breach occurred
2025-11-01 Publicly disclosed