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Hyperbridge 合约遭遇 MMR 证明重放漏洞,损失约 24.2 万美元

2026-04-13 13:58:45

ChainCatcher 消息,据 BlockSec 监测,Hyperbridge 管理的 HandlerV1 合约在以太坊网络上出现 Merkle Mountain Range(MMR)证明重放漏洞,导致约 24.2 万美元损失。该漏洞源于证明与请求未绑定,攻击者可重放历史有效证明并配合新伪造请求,实施如更改管理员权限等操作。

具体案例中,攻击者更改了 Polkadot(DOT)Token 管理员后利用权限增发 DOT 并获利。已观测到相关攻击交易包括 DOT Token 更改管理员及增发(损失约 23.74 万美元)、ARGN Token 更改管理员及增发(损失约 3,800 美元)及主机提现等。

此前消息,Hyperbridge 网关合约遭攻击,10 亿枚 DOT 在以太坊上被增发并抛售。

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