#4
BleepingComputer
general
June 26, 2026 at 18:04 UTC
Polymarket customers lose $3 million in supply-chain attack
By Bill Toulas
AI Summary
Polymarket, the decentralized prediction market platform, suffered a $3 million supply-chain attack in which hackers injected a malicious script into the platform's frontend after breaching a third-party vendor. Polymarket confirmed it will fully reimburse affected customers, but the incident underscores the systemic risk of frontend supply-chain compromises to crypto and Web3 platforms.
Relevance score: 85.0/100
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