cvedb.io
CVE-2021-33829
MEDIUM · CVSS 6.1
EPSS exploitation probability: 0%
Published 2021-06-09T12:15:07.863 · Last modified 2026-06-17T03:55:16.897

Summary

A cross-site scripting (XSS) vulnerability in the HTML Data Processor in CKEditor 4 4.14.0 through 4.16.x before 4.16.1 allows remote attackers to inject executable JavaScript code through a crafted comment because --!> is mishandled.

Affected products

ckeditor — ckeditor

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.