CVE-2022-37377: Foxit PDF Editor

High severity, CVSS 7.8. EPSS: 1% chance of exploitation in the next 30 days.

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF Editor 11.1.1.53537;. 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 JavaScript optimizations. The issue results from an improper optimization, which can result in a type confusion condition. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-16733.

Affected products

• Foxit PDF Editor: before 10.1.9 (fixed in 10.1.9); from 11.0.0, before 11.2.3 (fixed in 11.2.3); version 12.0.0.12394 only
• Foxit PDF Reader: before 12.0.1 (fixed in 12.0.1)

Published 2023-03-29. Last modified 2026-06-17.