CVE-2026-1938
YayMail <= 4.3.2 - Missing Authorization to Authenticated (Shop Manager+) License Key Deletion via '/yaymail-license/v1/license/delete' Endpoint
CVSS Score
5.3
EPSS Score
0.0%
EPSS Percentile
0th
The YayMail – WooCommerce Email Customizer plugin for WordPress is vulnerable to unauthorized license key deletion due to a missing authorization check on the `/yaymail-license/v1/license/delete` REST endpoint in versions up to, and including, 4.3.2. This makes it possible for authenticated attackers, with Shop Manager-level access and above, to delete the plugin's license key via the '/yaymail-license/v1/license/delete' endpoint granted they can obtain the REST API nonce.
| CWE | CWE-862 |
| Vendor | yaycommerce |
| Product | yaymail – woocommerce email customizer |
| Published | Feb 18, 2026 |
| Last Updated | Apr 8, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
yaycommerce / YayMail – WooCommerce Email Customizer
0 ≤ 4.3.2
References
wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/6ce57b12-2241-416b-b466-aa06ca8c7551?source=cve plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/yaymail/tags/4.3.2/src/License/RestAPI.php#L142 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/yaymail/trunk/src/License/RestAPI.php#L142 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/changeset/3460087/
Credits
Daniel Basta