CVE-2026-1938: CWE-862 Missing Authorization in yaycommerce YayMail – WooCommerce Email Customizer
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.
AI Analysis
Technical Summary
CVE-2026-1938 describes a missing authorization vulnerability in the YayMail – WooCommerce Email Customizer plugin for WordPress. The issue exists in the REST endpoint /yaymail-license/v1/license/delete, which lacks proper authorization checks. Authenticated users with Shop Manager privileges or higher can exploit this to delete the plugin's license key by leveraging the REST API nonce. This vulnerability affects versions up to and including 4.3.2. The CVSS 3.1 score is 5.3 (medium severity), reflecting the limited impact of license key deletion without direct confidentiality or availability consequences. No patch or vendor advisory is currently provided.
Potential Impact
An attacker with Shop Manager-level access or higher can delete the plugin's license key, potentially disrupting license validation or plugin functionality dependent on the license. There is no direct impact on confidentiality or availability reported. The vulnerability does not allow privilege escalation beyond the existing Shop Manager role or unauthenticated access.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict Shop Manager-level access to trusted users only and monitor for suspicious activity involving license management. Avoid exposing REST API nonces to untrusted parties. Follow vendor communications for updates on official patches or fixes.
CVE-2026-1938: CWE-862 Missing Authorization in yaycommerce YayMail – WooCommerce Email Customizer
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.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-1938 describes a missing authorization vulnerability in the YayMail – WooCommerce Email Customizer plugin for WordPress. The issue exists in the REST endpoint /yaymail-license/v1/license/delete, which lacks proper authorization checks. Authenticated users with Shop Manager privileges or higher can exploit this to delete the plugin's license key by leveraging the REST API nonce. This vulnerability affects versions up to and including 4.3.2. The CVSS 3.1 score is 5.3 (medium severity), reflecting the limited impact of license key deletion without direct confidentiality or availability consequences. No patch or vendor advisory is currently provided.
Potential Impact
An attacker with Shop Manager-level access or higher can delete the plugin's license key, potentially disrupting license validation or plugin functionality dependent on the license. There is no direct impact on confidentiality or availability reported. The vulnerability does not allow privilege escalation beyond the existing Shop Manager role or unauthenticated access.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict Shop Manager-level access to trusted users only and monitor for suspicious activity involving license management. Avoid exposing REST API nonces to untrusted parties. Follow vendor communications for updates on official patches or fixes.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Wordfence
- Date Reserved
- 2026-02-04T21:22:11.865Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 69956e1c80d747be20503e28
Added to database: 2/18/2026, 7:45:32 AM
Last enriched: 4/9/2026, 6:36:45 PM
Last updated: 5/22/2026, 8:33:25 PM
Views: 96
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