Bug 1993488 (CVE-2021-37695) - CVE-2021-37695 ckeditor: fake objects feature vulnerability allowing to execute JavaScript code using malformed HTML
Summary: CVE-2021-37695 ckeditor: fake objects feature vulnerability allowing to execu...
Keywords:
Status: CLOSED UPSTREAM
Alias: CVE-2021-37695
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1993490 1993489
Blocks:
TreeView+ depends on / blocked
 
Reported: 2021-08-13 13:34 UTC by Guilherme de Almeida Suckevicz
Modified: 2021-08-13 19:28 UTC (History)
2 users (show)

Fixed In Version:
Doc Type: If docs needed, set a value
Doc Text:
Clone Of:
Environment:
Last Closed: 2021-08-13 19:28:14 UTC


Attachments (Terms of Use)

Description Guilherme de Almeida Suckevicz 2021-08-13 13:34:59 UTC
ckeditor is an open source WYSIWYG HTML editor with rich content support. A potential vulnerability has been discovered in CKEditor 4 [Fake Objects](https://ckeditor.com/cke4/addon/fakeobjects) package. The vulnerability allowed to inject malformed Fake Objects HTML, which could result in executing JavaScript code. It affects all users using the CKEditor 4 plugins listed above at version < 4.16.2. The problem has been recognized and patched. The fix will be available in version 4.16.2.

Reference:
https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-m94c-37g6-cjhc

Upstream patch:
https://github.com/ckeditor/ckeditor4/commit/de3c001540715f9c3801aaa38a1917de46cfcf58

Comment 1 Guilherme de Almeida Suckevicz 2021-08-13 13:35:17 UTC
Created ckeditor tracking bugs for this issue:

Affects: epel-7 [bug 1993490]
Affects: fedora-all [bug 1993489]

Comment 2 Product Security DevOps Team 2021-08-13 19:28:14 UTC
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.


Note You need to log in before you can comment on or make changes to this bug.