CVE-2025-55310: Foxit PDF Editor

High severity, CVSS 7.3. EPSS: 0.1% chance of exploitation in the next 30 days.

An issue was discovered in Foxit PDF and Editor for Windows and macOS before 13.2 and 2025 before 2025.2. An attacker able to alter or replace the static HTML files used by the StartPage feature can cause the application to load malicious or compromised content upon startup. This may result in information disclosure, unauthorized data access, or other security impacts.

Affected products

• Foxit PDF Editor: up to and including 13.1.7.63027; from 2023.1.0.55583, up to and including 2023.3.0.63083; from 2024.1.0.63682, up to and including 2024.4.1.66479; version 2025.1.0.66692 only; up to and including 13.1.7.23637; from 2023.1.0.15510, up to and including 2023.3.0.23028; …
• Foxit PDF Reader: up to and including 2025.1.0.66692; up to and including 2025.1.0.27937

Published 2025-12-11. Last modified 2026-06-17.