Prototype Pollution Affecting nunjucks package, versions <3.2.3


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

Exploit Maturity
Proof of Concept

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-JS-NUNJUCKS-1079083
  • published25 Feb 2021
  • disclosed25 Feb 2021
  • creditCattChen (@ChenKS12138)

Introduced: 25 Feb 2021

CVE NOT AVAILABLE CWE-1321  (opens in a new tab)

How to fix?

Upgrade nunjucks to version 3.2.3 or higher.

Overview

nunjucks is a powerful templating engine with inheritance, asynchronous control, and more (jinja2 inspired).

Affected versions of this package are vulnerable to Prototype Pollution. via the constructor class in nunjucks/src/runtime.js.

CVSS Base Scores

version 3.1