Bubblemaps says over 700 Polymarket users lost about $2.7m in theft

The story so far: Polymarket frontend hack concerns

Polymarket users reported unauthorised withdrawals and a possible frontend hack; PeckShield warned users not to interact with the site. An address suspected in the attack swapped stablecoins into about $2.65m of POL. Bubblemaps says over 700 users lost about $2.7m via a third-party provider breach, and that trader Car…

1. 29 Oct 202617:49 UTC

   Polymarket users report unauthorised withdrawals and possible frontend hack

   Some Polymarket users have raised concerns about unauthorised withdrawals of assets and a possible frontend hack, according to multiple media reports.

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2. 29 Oct 202618:36 UTC

   PeckShield says Polymarket UI may be compromised and warns against interacting

   PeckShield said Polymarket's user interface may have been compromised and warned users not to interact with the website.

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3. 29 Oct 202619:24 UTC

   Suspected Polymarket attacker swaps $2.65m into POL and moves 28.6m tokens

   Arkham data shows an address suspected of the Polymarket attack swapped USDC.e and USDC into POL, briefly holding about $2.65m of it, then sent out about 28.64m POL in three transfers. Hudson Rock says the address was hardcoded as a backup payout address in a wallet-draining script hosted by DebugBear.

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4. 29 Oct 202620:29 UTC

   Bubblemaps says over 700 Polymarket users lost about $2.7m in theft

   Bubblemaps says more than 700 users were affected in a Polymarket theft triggered by a breach at a third-party service provider, with about $2.7m taken and converted into POL. It says trader Car, who claimed about $800,000 was stolen, faked the theft.

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