GHSA-vpf5-82c8-9v36

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    GHSA-vpf5-82c8-9v36

    Published: 23 Nov 2021Last Modified: 10 Sept 2026

    Summary: Prototype Pollution in algoliasearch-helper

    Details: The package algoliasearch-helper before 3.6.2 are vulnerable to Prototype Pollution due to use of the merge function in src/SearchParameters/index.jsSearchParameters._parseNumbers without any protection against prototype properties. Note that this vulnerability is only exploitable if the implementation allows users to define arbitrary search patterns.

    References: https://nvd.nist.gov/vuln/detail/CVE-2021-23433, https://github.com/algolia/algoliasearch-helper-js/commit/4ff542b70b92a6b81cce8b9255700b0bc0817edd, https://github.com/algolia/algoliasearch-helper-js, https://github.com/algolia/algoliasearch-helper-js/blob/3.5.5/src/SearchParameters/index.js%23L291, https://snyk.io/vuln/SNYK-JS-ALGOLIASEARCHHELPER-1570421

    Affected packages

    Package

    Name: algoliasearch-helper

    Purl: pkg:npm/algoliasearch-helper

    Affected ranges

    Type: SEMVER

    Events:

    Introduced- 0
    Fixed -3.6.2

    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-vpf5-82c8-9v36 | CVE-DB