Remote Code Execution (RCE) Affecting ckeditor4 package, versions <4.15.1


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    0.21% (60th percentile)

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  • Snyk ID SNYK-JS-CKEDITOR4-2308230
  • published 3 Dec 2021
  • disclosed 12 Nov 2020
  • credit Mark Wade

How to fix?

Upgrade ckeditor4 to version 4.15.1 or higher.

Overview

ckeditor4 is a JavaScript WYSIWYG web text editor.

Affected versions of this package are vulnerable to Remote Code Execution (RCE) via Color History feature, by persuading a victim to paste a specially crafted HTML code into the Color Button dialog.

CVSS Scores

version 3.1
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Snyk

Recommended
6.1 medium
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    Required
  • Scope (S)
    Changed
  • Confidentiality (C)
    Low
  • Integrity (I)
    Low
  • Availability (A)
    None
Expand this section

NVD

6.1 medium