Medium Key compromise Source: DeFiLlama Hacks

Polymarket — Private Key Compromised

Polymarket reported a private key compromise incident affecting an operational wallet, leading to a loss of approximately $700,000 on the Polygon chain.

Estimated loss
$700,000
Protocols
Polymarket
Chains
Polygon
Confidence
High
First seen
22 May 2026, 00:00 UTC

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