CVE-2019-5053: Gonitro Nitropdf

High severity, CVSS 7.8. EPSS: 1.3% chance of exploitation in the next 30 days.

An exploitable use-after-free vulnerability exists in the Length parsing function of NitroPDF. A specially crafted PDF can cause a type confusion, resulting in a use-after-free condition. An attacker can craft a malicious PDF to trigger this vulnerability.

Affected products

• Gonitro Nitropdf: version 12.2.1.522 only

Published 2019-10-09. Last modified 2026-06-17.