Use After Free Affecting electron package, versions >=11.0.0 <11.4.4<10.4.4


Severity

Recommended
0.0
high
0
10

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

Threat Intelligence

Exploit Maturity
Mature
EPSS
3.99% (93rd percentile)

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 Learn

Learn about Use After Free vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-JS-ELECTRON-1252279
  • published28 Apr 2021
  • disclosed20 Apr 2021
  • creditUnknown

Introduced: 20 Apr 2021

CVE-2021-21206  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade electron to version 11.4.4, 10.4.4 or higher.

Overview

electron is a framework which lets you write cross-platform desktop applications using JavaScript, HTML and CSS.

Affected versions of this package are vulnerable to Use After Free via a vulnerability that exists in Blink in Chromium. A remote attacker can trick the victim to visit a specially crafted web page, trigger a use-after-free error and execute arbitrary code on the system.

CVSS Scores

version 3.1