Ecosyste.ms: Advisories

Security Advisories: GSA_kwCzR0hTQS00ZmM0LTRwNWctNnc4Oc0zNg

Cross-site Scripting in CKEditor4

Affected packages

The vulnerability has been discovered in the core HTML processing module and may affect all plugins used by CKEditor 4.

Impact

A potential vulnerability has been discovered in CKEditor 4 HTML processing 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 < 4.18.0.

Patches

The problem has been recognized and patched. The fix will be available in version 4.18.0.

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 GHSL team member Kevin Backhouse (@kevinbackhouse) for recognizing and reporting this vulnerability.

Permalink: https://github.com/advisories/GHSA-4fc4-4p5g-6w89
JSON: https://advisories.ecosyste.ms/api/v1/advisories/GSA_kwCzR0hTQS00ZmM0LTRwNWctNnc4Oc0zNg
Source: GitHub Advisory Database
Origin: Unspecified
Severity: Moderate
Classification: General
Published: almost 3 years ago
Updated: almost 2 years ago

CVSS Score: 5.4
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS Percentage: 0.00179
EPSS Percentile: 0.55502

Identifiers: GHSA-4fc4-4p5g-6w89, CVE-2022-24728
References:

• https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-4fc4-4p5g-6w89
• https://github.com/ckeditor/ckeditor4/commit/d158413449692d920a778503502dcb22881bc949
• https://ckeditor.com/cke4/release/CKEditor-4.18.0
• https://www.drupal.org/sa-core-2022-005
• https://nvd.nist.gov/vuln/detail/CVE-2022-24728
• https://securitylab.github.com/advisories/GHSL-2022-009_ckeditor4/
• https://www.oracle.com/security-alerts/cpujul2022.html
• https://lists.fedoraproject.org/archives/list/[email protected]/message/WOZGMCYDB2OKKULFXZKM6V7JJW4ZZHJP/
• https://lists.fedoraproject.org/archives/list/[email protected]/message/VR76VBN5GW5QUBJFHVXRX36UZ6YTCMW6/
• https://github.com/advisories/GHSA-4fc4-4p5g-6w89

Repository: https://github.com/ckeditor/ckeditor4
Blast Radius: 14.8

Affected Packages