Vulnerability advisory

GHSA-wh5w-82f3-wrxh

CKEditor cross-site scripting vulnerability in AJAX sample

Published Feb 7, 2024Updated Feb 7, 2024OSV record ↗

Also known as CVE-2023-4771

Severity

CVSS 3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected versions

ckeditor4 npm

All ckeditor4 advisories →

Affected	Fixed in
All versions before 4.24.0-lts	`4.24.0-lts`Advisories →

Description

Affected packages

The vulnerability has been discovered in the AJAX sample available at the samples/old/ajax.html file location. All integrators that use that sample in the production code can be affected.

Impact

A potential vulnerability has been discovered in one of CKEditor's 4 samples that are shipped with production code. The vulnerability allowed to execute JavaScript code by abusing the AJAX sample. It affects all users using the CKEditor 4 at version < 4.24.0-lts where samples/old/ajax.html is used in a production environment.

Patches

The problem has been recognized and patched. The fix will be available in version 4.24.0-lts.

For more information

Email us at security@cksource.com if you have any questions or comments about this advisory.

Acknowledgements

The CKEditor 4 team would like to thank Rafael Pedrero and INCIBE (original report) for recognizing and reporting this vulnerability.