Vulnerability Description
The YayMail – WooCommerce Email Customizer plugin for WordPress is vulnerable to Stored Cross-Site Scripting via settings in all versions up to, and including, 4.3.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Shop Manager-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://plugins.trac.wordpress.org/browser/yaymail/tags/4.3.2/src/Controllers/Te
- https://plugins.trac.wordpress.org/browser/yaymail/tags/4.3.2/templates/elements
- https://plugins.trac.wordpress.org/browser/yaymail/tags/4.3.2/templates/elements
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old
- https://www.wordfence.com/threat-intel/vulnerabilities/id/73b4e5a2-bf75-4df9-a81
FAQ
What is CVE-2026-1943?
CVE-2026-1943 is a vulnerability with a CVSS score of 4.4 (MEDIUM). The YayMail – WooCommerce Email Customizer plugin for WordPress is vulnerable to Stored Cross-Site Scripting via settings in all versions up to, and including, 4.3.2 due to insufficient input sanitiza...
How severe is CVE-2026-1943?
CVE-2026-1943 has been rated MEDIUM with a CVSS base score of 4.4/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-1943?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.