An attacker minted 1 billion bridged DOT tokens on Hyperbridge before selling it all for just $237,000 in Ether, igniting renewed concerns tied to cross-chain bridge security.
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Polkadot hit by unauthorized DOT mint incident
Polkadot was exploited through Hyperbridge, minting 1B unauthorized DOT tokens on the Ethereum network.
・An attacker minted 1 billion Polkadot tokens and sold them for $237,000 on Monday, using a bridged DOT hack on Ethereum. ・A weakness in a Hyperbridge gateway contract allowed an attacker to gain ...
Hyperbridge revised Token Gateway exploit losses to $2.5 million, 10x the first estimate, and laid out a recovery plan.
Polkadot Ethereum Bridge Hit by Exploit as Attackers Mint and Dump 1 Billion Unauthorized DOT Tokens
On April 13, 2026, the bridge that is responsible for facilitating Polkadot’s DOT token transfers to Ethereum (ETH) was compromised.
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Polkadot’s DOT token came under pressure as the wider crypto market moved lower and traders reduced exposure to altcoins. At ...
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