CVE-2021-37695CWE-79

Execution of JavaScript code using malformed HTML in ckeditor

High · published August 12, 2021

CVSS v3.1
7.3
EPSS
1%
Percentile
70.6
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.3 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.01318 · 70.6th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2021-08-12T23:10Z
EPSS history
Timeline
  • 12 AUG 23:10Z
    Execution of JavaScript code using malformed HTML in ckeditor
    cvelistv5