What is GHSA-pvmx-g8h5-cprj?

GHSA-pvmx-g8h5-cprj is a security advisory published by GitHub Security Advisories with High severity. Advanced Content Filter (ACF) vulnerability allowing to execute JavaScript code using malformed HTML

Which CVE IDs does GHSA-pvmx-g8h5-cprj cover?

GHSA-pvmx-g8h5-cprj covers the following CVE IDs: CVE-2021-41164. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-pvmx-g8h5-cprj?

GHSA-pvmx-g8h5-cprj has a CVSS v3 base score of 8.2, published by GitHub Security Advisories.

Which products are affected by GHSA-pvmx-g8h5-cprj?

GHSA-pvmx-g8h5-cprj affects 1 product, including: npm/ckeditor4:\u003c 4.17.0.

GHSA-pvmx-g8h5-cprjHighCVSS 8.2

Advanced Content Filter (ACF) vulnerability allowing to execute JavaScript code using malformed HTML

Vendor

GitHub Security Advisories

Published

November 17, 2021

Last Modified

January 27, 2023

🔗 CVE IDs covered (1)

CVE-2021-41164 →

📋 Description

Affected packages

The vulnerability has been discovered in the Advanced Content Filter (ACF) module and may affect all plugins used by CKEditor 4.

Impact

A potential vulnerability has been discovered in CKEditor 4 Advanced Content Filter (ACF) core module. 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.

Patches

The problem has been recognized and patched. The fix will be available in version 4.17.0.

For more information

Email us at [email protected] if you have any questions or comments about this advisory.

Acknowledgements

The CKEditor 4 team would like to thank Maurice Dauer (laytonctf) for recognizing and reporting this vulnerability.

🎯 Affected products1

npm/ckeditor4:< 4.17.0