CKEditor 4.0 vulnerability in the HTML Data Processor

Description

A cross-site scripting (XSS) vulnerability in the HTML Data Processor for CKEditor 4.0 before 4.14.0 allows remote attackers to inject arbitrary web script through a crafted “protected” comment (with the cke_protected syntax).

Recommendation

Update the ckeditor4 package to the latest compatible version. Followings are version details:

• Affected version(s): < 4.14.0
• Patched version(s): 4.14.0

References

• GHSA-vcjf-mgcg-jxjq
• lists.fedoraproject.org
• www.oracle.com
• CVE-2020-9281
• CWE-79
• CAPEC-310
• OWASP 2021-A3
• OWASP 2021-A6

Related Issues

• CKEditor5 cross-site scripting vulnerability caused by the editor instance destroying process - @ckeditor/ckeditor5-html-support - CVE-2022-31175
• CKEditor cross-site scripting vulnerability in AJAX sample - CVE-2023-4771
• Advanced Content Filter (ACF) vulnerability allowing to execute JavaScript code using malformed HTML - CVE-2021-41164
• HTML comments vulnerability allowing to execute JavaScript code - CVE-2021-41165

You might also like:

How do hackers hack websites?

CSRF, XXE, and 12 Other Security Acronyms Explained

Exploiting Server Version Disclosure

Tags:

npm

ckeditor4