GHSA-6226-h7ff-ch6c
Dashboard / Vulnerabilities / GHSA-6226-h7ff-ch6c
Summary: Widget feature vulnerability allowing to execute JavaScript code using undo functionality
Details: ### Affected packages The vulnerability has been discovered in [Widget](https://ckeditor.com/cke4/addon/clipboard) plugin if used alongside [Undo](https://ckeditor.com/cke4/addon/undo) feature. ### Impact A potential vulnerability has been discovered in CKEditor 4 [Widget](https://ckeditor.com/cke4/addon/widget) package. The vulnerability allowed 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. ### Patches The problem has been recognized and patched. The fix will be available in version 4.16.2. ### For more information Email us at [email protected] if you have any questions or comments about this advisory. ### Acknowledgements The CKEditor 4 team would like to thank Anton Subbotin ([skavans](https://github.com/skavans)) for recognizing and reporting this vulnerability.
References: https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-6226-h7ff-ch6c, https://nvd.nist.gov/vuln/detail/CVE-2021-32808, https://github.com/ckeditor/ckeditor4, https://github.com/ckeditor/ckeditor4/releases/tag/4.16.2, https://lists.fedoraproject.org/archives/list/[email protected]/message/NYA354LJP47KCVJMTUO77ZCX3ZK42G3T, https://lists.fedoraproject.org/archives/list/[email protected]/message/UVOYN2WKDPLKCNILIGEZM236ABQASLGW, https://lists.fedoraproject.org/archives/list/[email protected]/message/WAGNWHFIQAVCP537KFFS2A2GDG66J7XD, https://www.oracle.com/security-alerts/cpujan2022.html, https://www.oracle.com/security-alerts/cpuoct2021.html
Affected packages
Package
Name: ckeditor4
Purl: pkg:npm/ckeditor4
Affected ranges
Type: SEMVER
Events:
