Wanchain 的 Cardano 跨链桥遭攻击，约 5.15 亿枚 NIGHT 被盗
2026-07-21 06:23:56
Wanchain 的 Cardano 跨链桥遭攻击，约 5.15 亿枚 NIGHT 从桥接金库（Treasury）被盗。据 BlockBeats 链上侦探报道，BlockSec Phalcon 监测显示，漏洞根源在于 TreasuryCheck 验证器对签名消息采用了非单射（non-injective）编码方式：将 14 个可变长度字段直接拼接生成待签名消息，未使用分隔符或长度前缀，导致不同字段组合可能生成相同字节序列，从而可复用合法签名完成攻击。
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