CVE-2023-26488 (contracts, contracts_upgradeable) | allinfosecnews.com

March 3, 2023, 10:15 p.m. |

National Vulnerability Database web.nvd.nist.gov

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.

balance batch contract cve development issue library may nfts overflow single size smart smart contract token update

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