CVE-2021-41165

HTML comments vulnerability allowing to execute JavaScript code

State
Published
Severity
8.2 High
Published
Nov 17, 2021
Updated
Aug 4, 2024
Reserved
Sep 15, 2021

Read the record on cve.org

Description

CKEditor4 is an open source WYSIWYG HTML editor. In affected version a vulnerability has been discovered in the core HTML processing module and may affect all plugins used by CKEditor 4. The vulnerability allowed to inject malformed comments HTML bypassing content sanitization, which could result in executing JavaScript code. It affects all users using the CKEditor 4 at version < 4.17.0. The problem has been recognized and patched. The fix will be available in version 4.17.0.

Scores

CVSSScoreVectorSource
3.18.2 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:LGitHub_M

Weaknesses

  • CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Affected Products

ProductVersions
ckeditor4ckeditor
  • < 4.17.0Affected

References

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