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js-data@0.3.1 vulnerabilities

Robust, framework-agnostic in-memory data store.

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Direct Vulnerabilities

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

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Vulnerability Vulnerable Version
  • H
Prototype Pollution

js-data is a Robust, framework-agnostic in-memory data store.

Affected versions of this package are vulnerable to Prototype Pollution via the deepFillIn and the set functions. This is an incomplete fix of CVE-2020-28442.

How to fix Prototype Pollution?

A fix was pushed into the master branch but not yet published.

*
  • H
Prototype Pollution

js-data is a Robust, framework-agnostic in-memory data store.

Affected versions of this package are vulnerable to Prototype Pollution via the deepMixIn and deepFillIn functions.

PoC

const { utils } = require("js-data");
const obj = {};
const source = JSON.parse('{"__proto__":{"polluted":"yes"}}');
console.log("Before : " + obj.polluted);
utils.deepMixIn({}, source);
// utils.deepFillIn({}, source);
console.log("After : " + obj.polluted);

How to fix Prototype Pollution?

Upgrade js-data to version 3.0.10 or higher.

<3.0.10
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