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CVE-2026-3474 Detail

Description

The EmailKit – Email Customizer for WooCommerce & WP plugin for WordPress is vulnerable to arbitrary file read via path traversal in all versions up to, and including, 1.6.3. This is due to the action() function in the TemplateData class passing user-supplied input from the 'emailkit-editor-template' REST API parameter directly to file_get_contents() without any path validation, sanitization, or restriction to an allowed directory. This makes it possible for authenticated attackers, with Administrator-level access, to read arbitrary files on the server (such as /etc/passwd or wp-config.php) by supplying a traversal path. The file contents are stored as post meta and can subsequently be retrieved via the fetch-data REST API endpoint. Notably, the CheckForm class in the same plugin implements proper path validation using realpath() and directory restriction, demonstrating that the developer was aware of the risk but failed to apply the same protections to the TemplateData endpoint.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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URL Source(s) Tag(s)
https://plugins.trac.wordpress.org/browser/emailkit/tags/1.6.2/includes/Admin/Api/TemplateData.php#L48 Wordfence
https://plugins.trac.wordpress.org/browser/emailkit/tags/1.6.2/includes/Admin/Api/TemplateData.php#L49 Wordfence
https://plugins.trac.wordpress.org/browser/emailkit/tags/1.6.2/includes/Admin/Api/TemplateData.php#L50 Wordfence
https://plugins.trac.wordpress.org/browser/emailkit/trunk/includes/Admin/Api/TemplateData.php#L48 Wordfence
https://plugins.trac.wordpress.org/browser/emailkit/trunk/includes/Admin/Api/TemplateData.php#L49 Wordfence
https://plugins.trac.wordpress.org/browser/emailkit/trunk/includes/Admin/Api/TemplateData.php#L50 Wordfence
https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3484455%40emailkit&new=3484455%40emailkit&sfp_email=&sfph_mail= Wordfence
https://www.wordfence.com/threat-intel/vulnerabilities/id/d8c11ebc-5c83-46a2-a8dd-b838cd50ddc6?source=cve Wordfence

Weakness Enumeration

CWE-ID CWE Name Source
CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') Wordfence  

Change History

1 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2026-3474
NVD Published Date:
03/20/2026
NVD Last Modified:
03/20/2026
Source:
Wordfence