Unbounded approval in ERC20ProxyDelegator allows potential token theft; limit approvals.

Lines of code Vulnerability details Impact The proxy contract ERC20ProxyDelegator approves maximum possible tokens to the ERC20MultiDelegate contract. This could allow the ERC20MultiDelegate to steal all tokens from the proxy contracts. The approval amount should be limited to only what is...

Zero approval missing

Lines of code Vulnerability details Impact Frontrunning is possible where user withdraw money before setApproval refill the approval limit. This allows User to get more funds than required Proof of Concept 1. User A is approved an amount of 50 2. "custodian" decides to reduce the approval amount ...