Meter Passport Unbacked Mint Exploit
An attacker abused a block-validation flaw in Meter to mint unbacked wrapped MTRG through the Meter Passport bridge, dumping about $2.3 million of it on PancakeSwap and crashing both MTR and MTRG.
Loss
2.3M
USD
An archive of cryptocurrency security incidents — hacks, exploits, bridge failures and rug pulls, documented with on-chain evidence.
An attacker abused a block-validation flaw in Meter to mint unbacked wrapped MTRG through the Meter Passport bridge, dumping about $2.3 million of it on PancakeSwap and crashing both MTR and MTRG.
Meter Passport bridge lost $4.4M when its deposit handler trusted a wrapped-token transfer amount that could be set without backing, minting bridged BNB/ETH.