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Hackers arrested over €30M bank fraud exploiting service provider flaw

August 14, 2026 · BleepingComputer · Severity: HIGH

Authorities have arrested four cybercriminals in Brazil and charged three others in Europe for their involvement in a €30 million bank fraud. The attack exploited a vulnerability at a service provider, which allowed the hackers to access and withdraw funds from Commerzbank customer accounts. This coordinated international operation highlights the growing threat of cybercrime targeting financial institutions and the importance of securing third-party service providers.

Key Takeaways

  • Four cybercriminals were arrested in Brazil for a €30 million bank fraud.
  • Three additional suspects were charged in Europe for the same scheme.
  • The hackers exploited a service provider vulnerability to target Commerzbank customers.
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