Users of the cross-chain swapping API LI.FI Protocol, and of projects that build on top of it, suffered wallet drains amounting to at least $10&nbsp;million (and counting). An attacker was able to exploit the users who had set <a href="https://coinmarketcap.com/academy/glossary/infinite-approval">infinite approvals</a>. The protocol urged those who had interacted with several affected <button class="define-target" id="smart-contract">smart contracts</button> to revoke permission, and warned: "Please do not interact with any LI.FI powered applications for now!"

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