Cross-site Scripting (XSS) Affecting ckeditor package, versions >=4.0.0 <4.11.0


Severity

Recommended
0.0
medium
0
10

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

Threat Intelligence

EPSS
0.11% (46th 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 Cross-site Scripting (XSS) vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-JS-CKEDITOR-72618
  • published19 Nov 2018
  • disclosed14 Nov 2018
  • creditUnknown

Introduced: 14 Nov 2018

CVE-2018-17960  (opens in a new tab)
CWE-79  (opens in a new tab)

How to fix?

Upgrade ckeditor to version 4.11.0 or higher.

Overview

ckeditor is a A highly configurable WYSIWYG HTML editor.

Affected versions of this package are vulnerable to Cross-site Scripting (XSS) attacks. It was possible to execute XSS inside CKEditor after persuading the victim to switch CKEditor to source mode, then paste a specially crafted HTML code, prepared by the attacker, into the opened CKEditor source area, and switch back to WYSIWYG mode.

Details

<>

CVSS Scores

version 3.1