mediumReentrancyEVM-Solidity
NextGen: Vulnerability in `burnToMint` function allows double use of NFT
- Payout
- $0
- Protocol
- NextGen
- Disclosed
- Jan 8, 2024
- Source
- code4rena
The NextGen burnToMint function contains a critical ordering vulnerability that allows users to double-spend NFTs. Because the function mints a new token before burning the old one, it triggers an external _safeMint call while the original token is still activ …
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References
- https://github.com/code-423n4/2023-10-nextgen-findings/issues/1597
- https://github.com/code-423n4/2023-10-nextgen-findings
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