CVE-2025-14469
Theme Editor <= 3.1 - Cross-Site Request Forgery to CSS Modification
CVSS Score
4.3
EPSS Score
0.0%
EPSS Percentile
0th
The Theme Editor plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 3.1. This is due to missing nonce validation on the ms_update AJAX action. This makes it possible for unauthenticated attackers to modify child theme CSS styles via a forged request granted they can trick an administrator into performing an action such as clicking on a link.
| CWE | CWE-352 |
| Vendor | mndpsingh287 |
| Product | theme editor |
| Published | Aug 1, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
mndpsingh287 / Theme Editor
0 ≤ 3.1
References
wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/1dd4e39a-9b2f-4728-b026-2dee60257c46?source=cve plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/theme-editor/trunk/includes/classes/ms_theme_editor_controller.php#L60 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/theme-editor/trunk/includes/classes/ms_theme_editor_controller.php#L13 wordpress.org: https://wordpress.org/plugins/theme-editor/#developers
Credits
Nabil Irawan