Custom Post Type UI <= 1.18.1 - Authenticated (Administrator+) Stored Cross-Site Scripting via 'label' Import Parameter
Vulnerability Description
The Custom Post Type UI plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'label' parameter during custom post type import in all versions up to, and including, 1.18.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Administrator-level access, to inject arbitrary web scripts in pages that will execute whenever a user accesses the Tools → Get Code page.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2025-14056
Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- M Indra Purnama
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/890c743e-da5e-46ed-a011-cecd24778163?source=cve
- https://plugins.trac.wordpress.org/browser/custom-post-type-ui/trunk/inc/tools-sections/tools-post-types.php#L201
- https://plugins.trac.wordpress.org/browser/custom-post-type-ui/tags/1.18.1/inc/tools-sections/tools-post-types.php#L201
- https://github.com/WebDevStudios/custom-post-type-ui/pull/1014/files#diff-bd3331205024f12a78d74b312bc4f5ad118b5734999bf53a4a95e0959891f60a
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