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shvl@1.3.0 vulnerabilities

Get and set dot-notated properties within an object

  • latest version

    3.0.0

  • latest non vulnerable version

    3.0.0

  • first published

    7 years ago

  • latest version published

    2 years ago

  • licenses detected

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    Direct Vulnerabilities

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

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    VulnerabilityVulnerable Version
    • H
    Prototype Pollution

    shvl is a Get and set dot-notated properties within an object

    Affected versions of this package are vulnerable to Prototype Pollution due to an incomplete fix not protecting against the constructor.prototype vector.

    POC

    var shvl = require("shvl")
let obj = {}
console.log("Before: " + {}.polluted)
shvl.set(obj, 'constructor.prototype.polluted', 'Polluted')
console.log("After: " + {}.polluted)

    How to fix Prototype Pollution?

    Upgrade shvl to version 3.0.0 or higher.

    <3.0.0
    • H
    Prototype Pollution

    shvl is a Get and set dot-notated properties within an object

    Affected versions of this package are vulnerable to Prototype Pollution. It allows an attacker to cause a denial of service and may lead to remote code execution.

    How to fix Prototype Pollution?

    Upgrade shvl to version 2.0.2 or higher.

    >=1.0.0 <2.0.2
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