{"api_version":"1","generated_at":"2026-04-23T15:10:14+00:00","cve":"CVE-2023-32058","urls":{"html":"https://cve.report/CVE-2023-32058","api":"https://cve.report/api/cve/CVE-2023-32058.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2023-32058","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2023-32058"},"summary":{"title":"CVE-2023-32058","description":"Vyper is a Pythonic smart contract language for the Ethereum virtual machine. Prior to version 0.3.8, due to missing overflow check for loop variables, by assigning the iterator of a loop to a variable, it is possible to overflow the type of the latter. The issue seems to happen only in loops of type `for i in range(a, a + N)` as in loops of type `for i in range(start, stop)` and `for i in range(stop)`, the compiler is able to raise a `TypeMismatch` when trying to overflow the variable. 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