CVE-2021-3842

PoC —

CVSS 3.1

7.5 high

EPSS

1%p72

Published

Jan 4, 2022 (Jan 4, 2022)

Modified

Jun 17, 2026

Description

nltk is vulnerable to Inefficient Regular Expression Complexity

Vendors: nltk debian fedoraproject
Products: nltk, debian linux, fedora
Weakness: CWE-1333
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (1.5%)

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