Cryptocurrency22 May 2026SEO 801 min read

Analysis: ZachXBT flags $520K Polymarket exploit on Polygon, team says funds are safe

Blockchain investigator ZachXBT has highlighted a suspected security breach involving Polymarket, the world’s largest decentralized prediction market platform.…

Blockchain investigator ZachXBT has highlighted a suspected security breach involving Polymarket, the world’s largest decentralized prediction market platform. Blockchain sleuth ZachXBT flagged a suspected security breach at Polymarket in which more than $520,000 was drained from two smart contracts on the Polygon blockchain. Polymarket developers said the incident stemmed from a private key compromise of an internal operations wallet tied to its rewards payout system, stressing that user funds…

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