mediumInteger overflow/underflowEVM-Solidity
Putty: Put options are free of any fees
- Payout
- $0
- Protocol
- Putty
- Disclosed
- Aug 7, 2026
- Source
- code4rena
The Putty protocol contains a logic error where put options bypass the required fee collection mechanism upon exercise. While call options correctly deduct a designated fee, the logic for put options transfers the full strike amount to the exerciser without an …
Similar reports
- No close matches yet.
References
- https://github.com/code-423n4/2022-06-putty-findings/issues/285
- https://github.com/code-423n4/2022-06-putty-findings
This report is already public and closed. Coin Buggie never publishes active or unpatched vulnerability data.