ckeditor4 vulnerable to cross-site scripting

Description

A cross-site scripting (XSS) vulnerability in the HTML Data Processor in CKEditor 4 4.14.0 through 4.16.x before 4.16.1 allows remote attackers to inject executable JavaScript code through a crafted comment because --!> is mishandled.

Recommendation

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

• Affected version(s): >= 4.14.0, < 4.16.1
• Patched version(s): 4.16.1

References

• GHSA-rgx6-rjj4-c388
• ckeditor.com
• www.npmjs.com
• lists.fedoraproject.org
• www.drupal.org
• lists.debian.org
• CVE-2021-33829
• CWE-79
• CAPEC-310
• OWASP 2021-A3
• OWASP 2021-A6

Related Issues

• Docsify vulnerable to cross-site scripting due to mishandled encoding - CVE-2021-30074
• @claviska/jquery-minicolors vulnerable to Cross-site Scripting - CVE-2021-32850
• Baremetrics date range picker vulnerable to Cross-site Scripting - CVE-2021-32859
• Joplin vulnerable to Cross-site Scripting in notes - CVE-2021-37916

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How to Secure your NodeJs Express Javascript Application - part 1

How to Secure your NodeJs Express Javascript Application - part 2

10 Secure Coding Best Practices to Follow in Every Project

Tags:

npm

ckeditor4