Critical CVSS 9.4

Overview

Foxit Reader Plugin version 2.2.1.530, bundled with Foxit Reader 5.4.4.11281, contains a stack-based buffer overflow vulnerability in the npFoxitReaderPlugin.dll module. When a PDF file is loaded from a remote host, an overly long query string in the URL can overflow a buffer, allowing remote attackers to execute arbitrary code.

Risk analysis

This vulnerability is rated 🔴 CRITICAL.

  • CVSS: 9.4 (CRITICAL)
  • Detected tags: buffer, rce (tag impact: VERY HIGH)

Recommended actions:

  • Patch/upgrade immediately (remote code execution).
  • Reduce exposure (WAF/segmentation), minimize attack surface.

Recommended tools

Tags