XSS in Ckeditor

CVE-2021-41165

CKEditor4 is an open source WYSIWYG HTML editor. In affected version a vulnerability has been discovered in the core HTML processing module and may affect all plugins used by CKEditor 4. The vulnerability allowed to inject malformed commen…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.015 (70.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-41165?
CVE-2021-41165 is a high-severity vulnerability in Ckeditor, classified under Cross-site Scripting. CVSS score: 8.2/10. Published 2021-11-17.
How severe is CVE-2021-41165?
High severity. CVSS v3 base score is 8.2 out of 10.