Blockchain investigator ZachXBT has highlighted a suspected safety breach involving Polymarket, the world’s largest decentralized prediction market platform.
Over $520,000 was reportedly drained from two good contracts on the Polygon blockchain, in accordance with on-chain information shared by ZachXBT. The affected addresses are 0x871D7c0f9E19001fC01E04e6cdFa7fA20f929082 and 0x91430CaD2d3975766499717fA0D66A78D814E5c5, with funds allegedly despatched to attacker deal with 0x8F98075db5d6C620e8D420A8c516E2F2059d9B91.
Polymarket builders mentioned the corporate is conscious of studies tied to its rewards payout system in a submit on X. The crew emphasised that consumer funds and market resolutions stay secure, describing the problem as a personal key compromise of an inner operations pockets relatively than a broader good contract exploit or core infrastructure breach. Additional updates are anticipated.
Polygon Labs’ CTO Mudit Gupta additionally commented on the incident, stating:
“Polymarket contracts are secure. Person funds are secure. Seems to be like their market initializer was compromised. No affect to the customers or the contracts.”
Polymarket has not but issued an official assertion from its primary X account. CoinDesk has reached out to the corporate for added remark. The incident comes amid heightened scrutiny of decentralized finance platforms.

