CVE-2020-10735

HighCVSS 7.5/10Last modified Oct 14, 2026

Description

A flaw was found in python. In algorithms with quadratic time complexity using non-binary bases, when using int("text"), a system could take 50ms to parse an int string with 100,000 digits and 5s for 1,000,000 digits (float, decimal, int.from_bytes(), and int() for binary bases 2, 4, 8, 16, and 32 are not affected). The highest threat from this vulnerability is to system availability.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-704

Affected software

No affected versions have been published.

Timeline

Published: Sep 9, 2022
Last modified: Oct 14, 2026
NVD status: Modified

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