Homepage
About Snyk

shvl@1.0.0 vulnerabilities

Get and set dot-notated properties within an object

Go back to all versions of this package
Report a new vulnerability Found a mistake?

Direct Vulnerabilities

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

Automatically find and fix vulnerabilities affecting your projects. Snyk scans for vulnerabilities and provides fixes for free.
Fix for free
Vulnerability Vulnerable 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
Go back to all versions of this package