Search/CVE-2020-10735
● CVE — High

CVE-2020-10735

Vendorfedoraproject, redhat, pythonProductfedora, enterprise linux, python, software collections, quayDiscoveredSep 9, 2022UpdatedOct 7, 2026

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.

CVSS v3.1
7.5 HIGH
EPSS
4.49%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
0
sources referencing this CVE
Related IOCs
0
seen in the same coverage
EPSS Trend
Aug 16, 2026 → Oct 22, 2026
▼ 1.28pp
5.77% → 4.49% over 3 tracked changes
CVSS v3.1 Detail
Attack VectorNETWORK
Attack ComplexityLOW
Privileges RequiredNONE
User InteractionNONE
ScopeUNCHANGED
ConfidentialityNONE
IntegrityNONE
AvailabilityHIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Timeline
disclosure → media coverage
Sep 9, 2022
Disclosure — published as a CVE record. · last revised by NVD Oct 7, 2026