LI.FI, the popular cross-chain blockchain protocol, exploited on Tuesday, has published an incident report showing that an “individual human error” during a smart contract update left the protocol vulnerable to bad actors. An estimated 153 wallets were affected, with losses nearing $12 million worth of USDC, USDT and DAI stablecoins.

“Upon detecting the security breach, our team immediately activated the incident response plan, successfully disabling the vulnerable facet across all chains. This action contained the threat and prevented any further unauthorized access,” the team wrote in the report published Thursday.

The team goes on to say they were able to quickly detect the security breach, activate an “incident response plan” and disable the faulty code, thereby containing the …