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CVE-2021-37695: Cross-site Scripting

August 13, 2021 (updated November 7, 2023)

ckeditor is an open source WYSIWYG HTML editor with rich content support. A potential vulnerability has been discovered in CKEdit The vulnerability allowed to inject malformed Fake Objects HTML, which could result in executing JavaScript code. It affects all users using the CKEditor 4 plugins listed above at The problem has been recognized and patched.

References

  • nvd.nist.gov/vuln/detail/CVE-2021-37695

Code Behaviors & Features

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Affected versions

All versions before 4.16.2

Fixed versions

  • 4.16.2

Solution

Upgrade to version 4.16.2 or above.

Impact 5.4 MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Learn more about CVSS

Weakness

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

Source file

npm/ckeditor4/CVE-2021-37695.yml

Spotted a mistake? Edit the file on GitLab.

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