[Pkg-javascript-devel] Bug#992292: ckeditor: CVE-2021-32808

[Salvatore Bonaccorso]

Source: ckeditor
Version: 4.16.0+dfsg-2
Severity: important
Tags: security upstream
X-Debbugs-Cc: carnil at debian.org, Debian Security Team <team at security.debian.org>

Hi,

The following vulnerability was published for ckeditor.

CVE-2021-32808[0]:
| ckeditor is an open source WYSIWYG HTML editor with rich content
| support. A vulnerability has been discovered in the clipboard Widget
| plugin if used alongside the undo feature. The vulnerability allows a
| user 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. The
| problem has been recognized and patched. The fix will be available in
| version 4.16.2.


If you fix the vulnerability please also make sure to include the
CVE (Common Vulnerabilities & Exposures) id in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2021-32808
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-32808
[1] https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-6226-h7ff-ch6c

Please adjust the affected versions in the BTS as needed.

Regards,
Salvatore