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libnested@0.0.0 vulnerabilities

basic functions (map, each, get, set, keys) for nested objects.

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Direct Vulnerabilities

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

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Vulnerability Vulnerable Version
  • H
Prototype Pollution

libnested is a package with basic functions (map, each, get, set, keys) for nested objects.

Affected versions of this package are vulnerable to Prototype Pollution via the set function in index.js.

Note: This vulnerability derives from an incomplete fix for CVE-2020-28283

PoC:

 const libnested = require('libnested');
 libnested.set({}, [
     ['__proto__'],
     'polluted'
 ], 'yes');
 console.log({}.polluted);

How to fix Prototype Pollution?

Upgrade libnested to version 1.5.2 or higher.

<1.5.2
  • H
Prototype Pollution

libnested is a package with basic functions (map, each, get, set, keys) for nested objects.

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 libnested to version 1.5.1 or higher.

<1.5.1
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