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The Polylog Crypto Intelligence Brief

Morning Edition · Sunday, June 28, 2026

Polymarket Hack Revised Upward to $3.1 Million as Smaller Exploits Pile Up

The prediction-market platform raised its loss estimate days after promising full refunds, while researchers recorded a series of smaller thefts.

Polymarket Hack Revised Upward to $3.1 Million as Smaller Exploits Pile Up

Polymarket, the prediction-market platform, revised the loss from a recent hack upward to $3.1 million, according to CoinDesk, days after it told users it would fully reimburse them. The platform is separately under investigation in connect…

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Bridge and Mint Exploits Sustain Heavy DeFi Losses

Over 3-6 months, recurring bridge proof-validation and unauthorized-mint exploits keep monthly DeFi losses elevated, including drains of deprecated contracts.