CVE-2024-3559
Severity CVSS v4.0:
Pending analysis
Type:
CWE-79
Cross-Site Scripting (XSS)
Publication date:
12/06/2024
Last modified:
08/04/2026
Description
The Custom Field Suite plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the the 'cfs[post_content]' parameter versions up to, and including, 2.6.7 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Impact
Base Score 3.x
6.40
Severity 3.x
MEDIUM
Vulnerable products and versions
| CPE | From | Up to |
|---|---|---|
| cpe:2.3:a:custom_field_suite_project:custom_field_suite:*:*:*:*:*:wordpress:*:* | 2.6.7 (including) |
To consult the complete list of CPE names with products and versions, see this page
References to Advisories, Solutions, and Tools
- https://plugins.trac.wordpress.org/browser/custom-field-suite/trunk/includes/api.php#L282
- https://plugins.trac.wordpress.org/browser/custom-field-suite/trunk/includes/form.php#L69
- https://www.wordfence.com/threat-intel/vulnerabilities/id/56d8af3b-6c00-49ed-872a-64f7bebb470b?source=cve
- https://plugins.trac.wordpress.org/browser/custom-field-suite/trunk/includes/api.php#L282
- https://plugins.trac.wordpress.org/browser/custom-field-suite/trunk/includes/form.php#L69
- https://www.wordfence.com/threat-intel/vulnerabilities/id/56d8af3b-6c00-49ed-872a-64f7bebb470b?source=cve