CVE-2021-41164
moderate-risk
Published 2021-11-17
CKEditor4 is an open source WYSIWYG HTML editor. In affected versions a vulnerability has been discovered in the Advanced Content Filter (ACF) module and may affect all plugins used by CKEditor 4. The vulnerability allowed to inject malformed HTML bypassing content sanitization, which could result in executing JavaScript code. It affects all users using the CKEditor 4 at version < 4.17.0. The problem has been recognized and patched. The fix will be available in version 4.17.0.
Do I need to act?
-
0.08% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.2/10
High
NETWORK
/ LOW complexity
Affected Products (20)
Banking Apis
Banking Apis
Banking Apis
Banking Apis
Banking Apis
Affected Vendors
References (16)
Third Party Advisory
https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-pvmx-g8h5-cprj
Third Party Advisory
https://www.drupal.org/sa-core-2021-011
Not Applicable
https://www.oracle.com/security-alerts/cpujul2022.html
Third Party Advisory
https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-pvmx-g8h5-cprj
Third Party Advisory
https://www.drupal.org/sa-core-2021-011
Not Applicable
https://www.oracle.com/security-alerts/cpujul2022.html
48
/ 100
moderate-risk
Severity
28/34 · Critical
Exploitability
0/34 · Minimal
Exposure
20/34 · Moderate