Description
In Joomla! 1.5.0 through 3.6.5 (fixed in 3.7.0), mail sent using the JMail API leaked the used PHPMailer version in the mail headers.
Remediation
References
Related Vulnerabilities
WordPress 5.9.x Multiple Vulnerabilities (5.9 - 5.9.9)
Apache Traffic Server Uncontrolled Resource Consumption Vulnerability (CVE-2026-58182)
WordPress Plugin Link Optimizer Lite Cross-Site Request Forgery (1.4.5)
Roundcube Incorrect Resource Transfer Between Spheres Vulnerability (CVE-2026-35544)
Django Permissions, Privileges, and Access Controls Vulnerability (CVE-2010-4534)