Vulnerability · Published Feb 18, 2026 · Assigned by Wordfence
CVE-2026-1938YayMail <= 4.3.2 - Missing Authorization to Authenticated (Shop Manager+) License Key Deletion via '/yaymail-license/v1/license/delete' Endpoint
Medium 5.3
In plain English
A medium-severity missing authorization in YayMail – WooCommerce Email Customizer from yaycommerce. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 28% of all known vulnerabilities).
Official description
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| yaycommerce | YayMail – WooCommerce Email Customizer | 0 – through 4.3.2 |
Weakness: CWE-862 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/6ce57b12-2241-416b-b466-aa06ca8c7551?source=cve
- https://plugins.trac.wordpress.org/browser/yaymail/tags/4.3.2/src/License/RestAPI.php#L142
- https://plugins.trac.wordpress.org/browser/yaymail/trunk/src/License/RestAPI.php#L142
- https://plugins.trac.wordpress.org/changeset/3460087/