Widget feature vulnerability allowing to execute JavaScript code using undo functionality

Description

The vulnerability has been discovered in Widget plugin if used alongside Undo feature.

Recommendation

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

• Affected version(s): >= 4.13.0, < 4.16.2
• Patched version(s): 4.16.2

References

• GHSA-6226-h7ff-ch6c
• lists.fedoraproject.org
• www.oracle.com
• CVE-2021-32808
• CWE-79
• CAPEC-310
• OWASP 2021-A3
• OWASP 2021-A6

Related Issues

• Fake objects feature vulnerability allowing to execute JavaScript code using malformed HTML. - CVE-2021-37695
• 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
• Clipboard feature vulnerability allowing to inject arbitrary HTML into the editor using paste functionality - CVE-2021-32809

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How to Secure your NodeJs Express Javascript Application - part 1

How to Secure your NodeJs Express Javascript Application - part 2

Security Testing of WebSites Using JavaScript

Tags:

npm

ckeditor4