WordPress
CVE-2026-1938
MEDIUM
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
2DescriptionCVE.org
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.
AnalysisAI
Unauthorized license key deletion in the YayMail WooCommerce Email Customizer plugin (versions up to 4.3.2) stems from missing authorization checks on a REST API endpoint, allowing authenticated Shop Manager-level users to remove the plugin license if they can obtain the REST API nonce. This integrity violation affects WordPress installations running the vulnerable plugin and could disrupt email customization functionality.
Technical ContextAI
Classified as CWE-862 (Missing Authorization). 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 ProductsAI
The YayMail – WooCommerce Email Customizer plugin for WordPress is vulnerable to unauthorized license key deletion due to a missing authorization chec
RemediationAI
Monitor vendor advisories for a patch. Restrict network access to the affected service where possible.
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Same weakness CWE-862 – Missing Authorization
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External POC / Exploit Code
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