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CVE-2025-13974

MEDIUM 4.4 CVSS 3.1
Published
January 7, 2026
Last modified
June 17, 2026
NVD status
Deferred
Reported by
security@wordfence.com
Weakness
CWE-79
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N

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.

Affected WordPress components

  • Email Customizer for WooCommerce | Drag and Drop Email Templates Builder Plugin · email-customizer-for-woocommerce
    Confirmed match Active
    Up to and including 2.6.7
    View on WordPress.org

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

  • themehigh Email Customizer for WooCommerce | Drag and Drop Email Templates Builder — Up to and including 2.6.7

References

  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/email-customizer-for-woocommerce/tags/2.6.7/classes/inc/class-wecmf-general-template.php#L213
  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/email-customizer-for-woocommerce/trunk/classes/inc/class-wecmf-general-template.php#L213
  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/changeset/3455187/#file6
  • www.wordfence.com https://www.wordfence.com/threat-intel/vulnerabilities/id/c6927b4f-f47e-47fc-a5bf-b7fa42c31412?source=cve
  • nvd.nist.gov Official NVD record