CVE-2024-3558

6.4 MEDIUM
Published: June 20, 2024 Modified: April 08, 2026
View on NVD

Description

The Custom Field Suite plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the the 'cfs[post_title]' 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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://core.trac.wordpress.org/ticket/56655
Source: security@wordfence.com
Issue Tracking
https://en-gb.wordpress.org/plugins/custom-field-suite/
Source: security@wordfence.com
Product
https://github.com/WordPress/WordPress/blob/22d95abc55824e83904dc0fef290464b6bec7708/wp-admin/includes/template.php#L1384
Source: security@wordfence.com
Product
https://github.com/mgibbs189/custom-field-suite/blob/963dfcede18ff4ad697498556d9058db07d74fa3/includes/api.php#L282
Source: security@wordfence.com
Product
https://github.com/mgibbs189/custom-field-suite/blob/963dfcede18ff4ad697498556d9058db07d74fa3/includes/field_group.php#L20
Source: security@wordfence.com
Product
https://github.com/mgibbs189/custom-field-suite/blob/963dfcede18ff4ad697498556d9058db07d74fa3/includes/form.php#L64
Source: security@wordfence.com
Product
https://mgibbs189.github.io/custom-field-suite/
Source: security@wordfence.com
Exploit
https://www.wordfence.com/threat-intel/vulnerabilities/id/8e4dc6fd-4bd5-4ed1-ade0-cf2f8831fac3?source=cve
Source: security@wordfence.com
Third Party Advisory
https://core.trac.wordpress.org/ticket/56655
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking
https://en-gb.wordpress.org/plugins/custom-field-suite/
Source: af854a3a-2127-422b-91ae-364da2661108
Product
https://github.com/WordPress/WordPress/blob/22d95abc55824e83904dc0fef290464b6bec7708/wp-admin/includes/template.php#L1384
Source: af854a3a-2127-422b-91ae-364da2661108
Product
https://github.com/mgibbs189/custom-field-suite/blob/963dfcede18ff4ad697498556d9058db07d74fa3/includes/api.php#L282
Source: af854a3a-2127-422b-91ae-364da2661108
Product
https://github.com/mgibbs189/custom-field-suite/blob/963dfcede18ff4ad697498556d9058db07d74fa3/includes/field_group.php#L20
Source: af854a3a-2127-422b-91ae-364da2661108
Product
https://github.com/mgibbs189/custom-field-suite/blob/963dfcede18ff4ad697498556d9058db07d74fa3/includes/form.php#L64
Source: af854a3a-2127-422b-91ae-364da2661108
Product
https://mgibbs189.github.io/custom-field-suite/
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit
https://www.wordfence.com/threat-intel/vulnerabilities/id/8e4dc6fd-4bd5-4ed1-ade0-cf2f8831fac3?source=cve
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

16 reference(s) from NVD

Quick Stats

CVSS v3 Score
6.4 / 10.0
EPSS (Exploit Probability)
0.9%
76th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-79 CWE-79

Affected Vendors

custom_field_suite_project

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