GHSA-w8qv-6jwh-64r5

    Dashboard / Vulnerabilities / GHSA-w8qv-6jwh-64r5

    GHSA-w8qv-6jwh-64r5

    Published: 24 May 2021Last Modified: 10 Sept 2026

    Summary: Regular Expression Denial of Service in browserslist

    Details: 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.

    References: https://nvd.nist.gov/vuln/detail/CVE-2021-23364, https://github.com/browserslist/browserslist/pull/593, https://github.com/browserslist/browserslist/commit/c091916910dfe0b5fd61caad96083c6709b02d98, https://github.com/browserslist/browserslist/blob/e82f32d1d4100d6bc79ea0b6b6a2d281a561e33c/index.js%23L472-L474, https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1277182, https://snyk.io/vuln/SNYK-JS-BROWSERSLIST-1090194

    Affected packages

    Package

    Name: browserslist

    Purl: pkg:npm/browserslist

    Affected ranges

    Type: SEMVER

    Events:

    Introduced- 4.0.0
    Fixed -4.16.5

    Affected versions

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    GHSA-w8qv-6jwh-64r5 | CVE-DB