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Axelar 回应安全事件:Axelar 与 IBC 未受影响,漏洞源于第三方代币合约“无限铸造”问题

2026-06-20 23:50:51

ChainCatcher 消息,跨链协议 Axelar Network 针对近期 Secret Network 相关安全事件发布说明称,社区对事件存在误解,Axelar 和 Inter-Blockchain Communication Protocol (IBC) 均未遭到攻击或破坏,受影响的代币智能合约并非由 Axelar 开发、部署或维护,Axelar 的防火墙机制也阻止了影响进一步扩散至其他链。

据悉,遭利用的合约是基于 CW20-ICS20 实现的一个分叉版本,但开发者移除了两项核心安全检查,导致出现“无限铸造”漏洞。由于删除了原本用于防止此类问题的校验机制,该分叉改变了合约原有信任模型,同时未经过新的安全审计。

Axelar Network 解释称,任何人都可以通过 IBC 部署用于跨链资产封装的合约,同类合约也被用于将其他链代币封装至 Secret Network。但此次事件中的 Secret 侧分叉版本因删除关键安全检查而存在漏洞,此次事件并非特有逻辑缺陷,也不是 IBC 协议本身的问题,而是第三方合约修改后引入的安全风险。

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