OKX DEX suffers $2.7M exploit after proxy admin contract upgrade

The decentralized exchange (DEX) of the cryptocurrency exchange OKX (a.k.a OKX DEX) suffered a $2.7 million hack on Dec. 13 after the private key of the proxy admin owner was reported to be leaked. 

On Dec. 13, the blockchain security firm SlowMist Zone posted on X, formerly known as Twitter, that OKX DEX “encountered an issue.” According to the report, the issue began on Dec. 12, 2023, at approximately 22:23:47 after the proxy admin owner upgraded the DEX proxy contract to a new implementation contract and the user began to steal tokens.

SlowMist Security Alert: OKX DEX Proxy Admin Owner’s Private Key Suspected to be Leaked

According to information from SlowMist Zone, the OKX DEX…

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