CVE-2021-23364

PoC ×2—

CVSS 3.1

5.3 medium

EPSS

2%p83

Published

Apr 28, 2021 (Apr 28, 2021)

Modified

Jun 17, 2026

Description

The package browserslist from 4.0.0 and before 4.16.5 are vulnerable to Regular Expression Denial of Service (ReDoS) during parsing of queries.

Vendors: browserslist project
Products: browserslist
Weakness: CWE-1333
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

NVD CVE.org GitHub PoCs EPSS (2.4%)

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