CVE-2017-7983: Joomla!

Medium severity, CVSS 5.3. EPSS: 1.1% chance of exploitation in the next 30 days.

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.

Affected products

• Joomla! Joomla!: version 1.5.0 only; version 1.5.1 only; version 1.5.2 only; version 1.5.3 only; version 1.5.4 only; version 1.5.5 only; …

Published 2017-04-25. Last modified 2026-06-17.