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Polymarket resumes trading after $2.65 million exploit, says third-party provider was compromised

The Block·October 29, 2026·1 min read
Polymarket resumes trading after $2.65 million exploit, says third-party provider was compromised

Polymarket lost over $2.5 million within minutes due to an exploit, prompting the platform to place its exchange in cancel-only mode. The company stated a third-party provider was compromised, leading to the breach. Trading remains suspended as the platform investigates and works to secure user funds.

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