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May 22, 2026

Polymarket Smart Contract Exploited for Over $600,000 on Polygon

An attacker drained over $600,000 from Polymarket's UMA CTF Adapter smart contract on Polygon, with ZachXBT flagging the ongoing exploit. The incident affected the world's largest prediction market platform.

May 22, 2026·6 sources
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Apr 30, 2026

Meta Launches USDC Stablecoin Creator Payouts on Solana and Polygon via Stripe Partnership

Facebook and Instagram parent company Meta now offers USDC stablecoin payouts to content creators in select countries (initially Colombia and Philippines) through integration with Stripe's payment infrastructure on Solana and Polygon blockchains.

Apr 30, 2026·3 sources
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Top claims

  • ▪The UMA CTF Adapter contract on Polygon was the target of the Polymarket exploit.
  • ▪An attacker exploited Polymarket's UMA CTF Adapter contract on Polygon on May 22, 2026.
  • ▪The Polymarket exploit losses exceeded $660,000 as the attack continued.

Topics

Smart contractsDeFi security exploitsPrediction marketsDeFiPaymentsCreator economyMeta
Layer 1s
Stablecoins
Facebook

Related entities

Blockchain SecurityColombiaPhilippinesUsdc

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