$3 Million Reportedly Stolen in Polymarket Hack

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Cybercrime

The decentralized prediction market said hackers targeted some of its users through a compromise of a third-party vendor.

Decentralized prediction market Polymarket has promised to fully refund users affected by a hacker attack that came to light this week.

Polymarket is a cryptocurrency-based prediction market platform that enables users to trade on the likely outcomes of real-world events ranging from elections and economic indicators to sports and cultural happenings.

The company has shared little information about the incident.

“This morning we discovered a 3rd party vendor had been compromised, injecting a malicious script into our frontend for some users. We’ve contained it & removed the affected dependency,” Polymarket said in a Thursday post on X.

It noted that impacted users will be contacted and fully refunded, but it did not clarify how many users were affected and how much cryptocurrency was stolen.

Blockchain security company PeckShield reportedthat roughly...

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