Vulnerability Details CVE-2023-26488
OpenZeppelin Contracts is a library for secure smart contract development. The ERC721Consecutive contract designed for minting NFTs in batches does not update balances when a batch has size 1 and consists of a single token. Subsequent transfers from the receiver of that token may overflow the balance as reported by `balanceOf`. The issue exclusively presents with batches of size 1. The issue has been patched in 4.8.2.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 23.5%
CVSS Severity
CVSS v3 Score 6.5
References
- https://github.com/OpenZeppelin/openzeppelin-contracts/commit/167bf67ed3907f4a674043496019fa346cee7705
- https://github.com/OpenZeppelin/openzeppelin-contracts/releases/tag/v4.8.2
- https://github.com/OpenZeppelin/openzeppelin-contracts/security/advisories/GHSA-878m-3g6q-594q
- https://github.com/OpenZeppelin/openzeppelin-contracts/commit/167bf67ed3907f4a674043496019fa346cee7705
- https://github.com/OpenZeppelin/openzeppelin-contracts/releases/tag/v4.8.2
- https://github.com/OpenZeppelin/openzeppelin-contracts/security/advisories/GHSA-878m-3g6q-594q
Products affected by CVE-2023-26488
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cpe:2.3:a:openzeppelin:contracts:4.8.0
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cpe:2.3:a:openzeppelin:contracts:4.8.1
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cpe:2.3:a:openzeppelin:contracts_upgradeable:4.8.0
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cpe:2.3:a:openzeppelin:contracts_upgradeable:4.8.1