Polymarket’s $520K Oopsie-Daisy on Polygon: ZachXBT to the Rescue!

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Markets

What ho, old sport! Here’s the lowdown:

  • Our intrepid blockchain sleuth, the ever-vigilant ZachXBT, has raised the alarm on a spot of bother at Polymarket. Apparently, some bounder has made off with over $520,000 from two smart contracts on the Polygon blockchain. Dash it all!
  • The chaps at Polymarket, not ones to lose their heads, have assured us that it’s all a matter of a private key going walkabout from an internal wallet. User funds? Safe as houses. Market resolutions? Not a hair out of place. Phew!

Now, picture this: ZachXBT, our modern-day Sherlock with a penchant for blockchain, has uncovered a bit of a pickle involving Polymarket, the doyen of decentralized prediction markets. Over half a million dollars, old bean, has apparently taken a stroll from two smart contracts on the Polygon blockchain. The addresses in question? A right mouthful: 0x871D7c0f9E19001fC01E04e6cdFa7fA20f929082 and 0x91430CaD2d3975766499717fA0D66A78D814E5c5. The scoundrel responsible? Allegedly lurking at 0x8F98075db5d6C620e8D420A8c516E2F2059d9B91.

The Polymarket fellows, bless their cotton socks, have piped up on X (formerly known as Twitter, don’t you know) to say they’re on the case. “Just a private key gone AWOL,” they chirp, “nothing to see here with the smart contracts or core infrastructure.” Mudit Gupta, the CTO of Polygon Labs, has also weighed in, declaring, “Polymarket contracts are as safe as a house. User funds? Not a sausage touched. Looks like their market initializer had a spot of bother. No harm done, what?”

Polymarket itself has yet to issue a formal statement from its main X account. CoinDesk, ever the busybody, has reached out for a spot of clarification. All this comes at a time when decentralized finance platforms are under the microscope, wouldn’t you know it.

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2026-05-22 12:53