mediumFront-running / MEVEVM-Solidity
Putty: Order cancellation is prone to frontrunning and is dependent on a centralized database
- Payout
- $0
- Protocol
- Putty
- Disclosed
- Aug 7, 2026
- Source
- code4rena
Putty's order cancellation mechanism suffered from critical dependencies on centralized infrastructure and exposure to frontrunning. Because cancellations required on-chain transactions with specific order data, users could not cancel without either interactin …
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References
- https://github.com/code-423n4/2022-06-putty-findings/issues/186
- https://github.com/code-423n4/2022-06-putty-findings
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