Supplier vulnerability at Polymarket: $3 million vanished with malware

▤ Summary

Polymarket disclosed that a third-party supplier compromise led to theft from user funds on its platform. Independent blockchain trackers estimate the loss at about $3 million, and the company says it will fully reimburse affected users. The company also said it removed the third-party dependency tied to the security gap and has already started refund processes. The incident puts fresh focus on security, user trust, and supplier risk for prediction-market and fintech software platforms.

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