Vulnerability in Openzeppelin Contracts
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 tran…
EPSS: 0.007 (49.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.
Affected products
- Openzeppelin Contracts
- Openzeppelin Contracts_upgradeable
- Openzeppelin Openzeppelin-contracts — versions >= 4.8.0, < 4.8.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security-advisories@github.com (x_refsource_CONFIRM, Third Party Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC, Release Notes)
Frequently asked questions
- What is CVE-2023-26488?
- CVE-2023-26488 is a medium-severity vulnerability in Openzeppelin Contracts, classified under Incorrect Calculation. CVSS score: 6.5/10. Published 2023-03-03.
- How severe is CVE-2023-26488?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2023-26488 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.