Medium severity6.4NVD Advisory· Published Jun 20, 2024· Updated Apr 8, 2026
CVE-2024-3558
CVE-2024-3558
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.
Affected products
1- cpe:2.3:a:custom_field_suite_project:custom_field_suite:*:*:*:*:*:wordpress:*:*Range: <=2.6.7
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
8- mgibbs189.github.io/custom-field-suite/nvdExploit
- www.wordfence.com/threat-intel/vulnerabilities/id/8e4dc6fd-4bd5-4ed1-ade0-cf2f8831fac3nvdThird Party Advisory
- core.trac.wordpress.org/ticket/56655nvdIssue Tracking
- en-gb.wordpress.org/plugins/custom-field-suite/nvdProduct
- github.com/WordPress/WordPress/blob/22d95abc55824e83904dc0fef290464b6bec7708/wp-admin/includes/template.phpnvdProduct
- github.com/mgibbs189/custom-field-suite/blob/963dfcede18ff4ad697498556d9058db07d74fa3/includes/api.phpnvdProduct
- github.com/mgibbs189/custom-field-suite/blob/963dfcede18ff4ad697498556d9058db07d74fa3/includes/field_group.phpnvdProduct
- github.com/mgibbs189/custom-field-suite/blob/963dfcede18ff4ad697498556d9058db07d74fa3/includes/form.phpnvdProduct
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