SMTP for SendGrid – YaySMTP <= 1.4 - Unauthenticated Stored Cross-Site Scripting via Email Logs
Vulnerability Description
The SMTP for SendGrid – YaySMTP plugin for WordPress is vulnerable to Stored Cross-Site Scripting in versions up to, and including, 1.4 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2025-0918
Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Cristian Bejan
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/b98f2a85-9535-4bf5-900c-f4f630c7b502?source=cve
- https://plugins.trac.wordpress.org/browser/smtp-sendgrid/trunk/includes/Functions.php
- https://wordpress.org/plugins/smtp-sendgrid/#developers
- https://plugins.trac.wordpress.org/changeset/3270556/
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