Email Customizer for WooCommerce | Drag and Drop Email Templates Builder <= 2.6.7 - Authenticated (Administrator+) Stored Cross-Site Scripting via Email Template Content
Vulnerability Description
The Email Customizer for WooCommerce plugin for WordPress is vulnerable to Stored Cross-Site Scripting via email template content in all versions up to, and including, 2.6.7 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 email templates that will execute when customers view transactional emails. This only affects multi-site installations and installations where unfiltered_html has been disabled.
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-2025-13974
Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Andrii Kaspir
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/c6927b4f-f47e-47fc-a5bf-b7fa42c31412?source=cve
- https://plugins.trac.wordpress.org/browser/email-customizer-for-woocommerce/tags/2.6.7/classes/inc/class-wecmf-general-template.php#L213
- https://plugins.trac.wordpress.org/browser/email-customizer-for-woocommerce/trunk/classes/inc/class-wecmf-general-template.php#L213
- https://plugins.trac.wordpress.org/changeset/3455187/#file6
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