Hyperbridge attacker mints 1B bridged Polkadot tokens in $237K exploit

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Hyperbridge attacker mints 1B bridged Polkadot tokens in $237K exploit

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Hyperbridge attacker mints 1B bridged Polkadot tokens in $237K exploit

Mon Apr 13 2026

Blockchain

Cryptocurrency

Cybercrime

cointelegraph.com

A Hyperbridge exploit let an attacker mint 1 billion bridged Polkadot tokens on Ethereum and cash out about $237,000, reviving debate over bridge security.