CVE-2024-3559 Information

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.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Reference

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/form.php#L69 https://plugins.trac.wordpress.org/browser/custom-field-suite/trunk/includes/api.php#L282

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

CHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

6.4