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Deadline parameter in SyrupUserActions::_swapViaBalancer() could be set to minimize MEV

Low/InfoMaple Syrup·Three Sigma · Permissionless lending · 23rd August, 20243S-SY-L01

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Description

SyrupUserActions sets a minimum amount out limit to prevent excessive MEV. However, as the deadline parameter is set to block.timestamp there is still some room for MEV.

Recommendation

Send a deadline parameter instead of hardcoding 0 to further mitigate MEV.