CVE-2019-6734: Foxitsoftware Phantompdf

Medium severity, CVSS 6.5. EPSS: 4.2% chance of exploitation in the next 30 days.

This vulnerability allows remote attackers to disclose sensitive information on vulnerable installations of Foxit PhantomPDF. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of the setInterval method. By performing actions in JavaScript, an attacker can cause a pointer to be reused after it has been freed. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of the current process. Was ZDI-CAN-7452.

Affected products

• Foxitsoftware Phantompdf: up to and including 9.3.0.10826
• Foxitsoftware Reader: up to and including 9.3.0.10826

Published 2019-03-21. Last modified 2026-06-17.