ckeditor is an open source WYSIWYG HTML editor with rich content support. A vulnerability has been discovered in the clipboard Widget plugin if used alongside the undo feature. The vulnerability allows a user to abuse undo functionality using malformed widget HTML, which could result in executing JavaScript code. It affects all users using the CKEditor 4 plugins listed above at version >= 4.13.0. The problem has been recognized and patched. The fix will be available in version 4.16.2.

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Advisories
Source ID Title
EUVD EUVD EUVD-2021-1585 ckeditor is an open source WYSIWYG HTML editor with rich content support. A vulnerability has been discovered in the clipboard Widget plugin if used alongside the undo feature. The vulnerability allows a user to abuse undo functionality using malformed widget HTML, which could result in executing JavaScript code. It affects all users using the CKEditor 4 plugins listed above at version >= 4.13.0. The problem has been recognized and patched. The fix will be available in version 4.16.2.
Github GHSA Github GHSA GHSA-6226-h7ff-ch6c Widget feature vulnerability allowing to execute JavaScript code using undo functionality
Ubuntu USN Ubuntu USN USN-5340-1 CKEditor vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

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History

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2024-08-03T23:33:55.865Z

Reserved: 2021-05-12T00:00:00

Link: CVE-2021-32808

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-08-12T17:15:08.047

Modified: 2024-11-21T06:07:47.340

Link: CVE-2021-32808

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses