highBridge exploitEVM-Solidity
Tapioca DAO: Refund mechanism for failed cross-chain transactions does not work
- Payout
- $0
- Protocol
- Tapioca DAO
- Disclosed
- Nov 16, 2023
- Source
- code4rena
A flaw in Tapioca DAO's cross-chain message execution modules leads to permanent user fund loss when destination transactions encounter permanent errors. When a delegatecall within `USDO` or `TOFT` modules fails, the contract attempts to refund bridged tokens …
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References
- https://github.com/code-423n4/2023-07-tapioca-findings/issues/1163
- https://github.com/code-423n4/2023-07-tapioca-findings
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