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CertiK Identifies $140K Signature Verification Exploit on Arbitrum
CertiK Identifies $140K Signature Verification Exploit on Arbitrum
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Blockchain security firm CertiK has detected a significant exploit on Arbitrum, where an attacker Leveraged a signature verification vulnerability to steal approximately $140,000 from various smart contracts. The breach, identified on March 10, was initially flagged by CertiK’s alert system, which pointed to multiple suspicious transactions carried out by the attacker. CertiK revealed that the exploit was executed through an arbitrary call vulnerability that allowed the attacker to circumvent signature validation and drain funds from unverified swap adapter contracts.
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