Vulnerability Database

328,409

Total vulnerabilities in the database

CVE-2025-59803

Foxit PDF Editor and Reader before 2025.2.1 allow signature spoofing via triggers. An attacker can embed triggers (e.g., JavaScript) in a PDF document that execute during the signing process. When a signer reviews the document, the content appears normal. However, once the signature is applied, the triggers modify content on other pages or optional content layers without explicit warning. This can cause the signed PDF to differ from what the signer saw, undermining the trustworthiness of the digital signature. The fixed versions are 2025.2.1, 14.0.1, and 13.2.1.

  • Published: Dec 11, 2025
  • Updated: Dec 17, 2025
  • CVE: CVE-2025-59803
  • Severity: Medium
  • Exploit:

CVSS v3:

  • Severity: Medium
  • Score: 5.3
  • AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N

CWEs:

Software From Fixed in
foxit / pdf_editor - 13.2.0.63256.x
foxit / pdf_editor 2023.1.0.55583 2023.3.0.63083.x
foxit / pdf_editor 2024.1.0.63682 2024.4.1.66479.x
foxit / pdf_editor 14.0.0.68868 14.0.0.68868.x
foxit / pdf_editor 2025.1.0.66692 2025.1.0.66692.x
foxit / pdf_editor 2025.2.0.68868 2025.2.0.68868.x
foxit / pdf_reader - 2025.2.0.68868.x
foxit / pdf_editor - 13.2.0.23874.x
foxit / pdf_editor 2023.1.0.15510 2023.3.0.23028.x
foxit / pdf_editor 2024.1.0.23997 2024.4.1.27687.x
foxit / pdf_editor 14.0.0.33046 14.0.0.33046.x
foxit / pdf_editor 2025.1.0.27937 2025.1.0.27937.x
foxit / pdf_editor 2025.2.0.33046 2025.2.0.33046.x
foxit / pdf_reader - 2025.2.0.33046.x

Frequently Asked Questions

A security vulnerability is a weakness in software, hardware, or configuration that can be exploited to compromise confidentiality, integrity, or availability. Many vulnerabilities are tracked as CVEs (Common Vulnerabilities and Exposures), which provide a standardized identifier so teams can coordinate patching, mitigation, and risk assessment across tools and vendors.

CVSS (Common Vulnerability Scoring System) estimates technical severity, but it doesn't automatically equal business risk. Prioritize using context like internet exposure, affected asset criticality, known exploitation (proof-of-concept or in-the-wild), and whether compensating controls exist. A "Medium" CVSS on an exposed, production system can be more urgent than a "Critical" on an isolated, non-production host.

A vulnerability is the underlying weakness. An exploit is the method or code used to take advantage of it. A zero-day is a vulnerability that is unknown to the vendor or has no publicly available fix when attackers begin using it. In practice, risk increases sharply when exploitation becomes reliable or widespread.

Recurring findings usually come from incomplete Asset Discovery, inconsistent patch management, inherited images, and configuration drift. In modern environments, you also need to watch the software supply chain: dependencies, containers, build pipelines, and third-party services can reintroduce the same weakness even after you patch a single host. Unknown or unmanaged assets (often called Shadow IT) are a common reason the same issues resurface.

Use a simple, repeatable triage model: focus first on externally exposed assets, high-value systems (identity, VPN, email, production), vulnerabilities with known exploits, and issues that enable remote code execution or privilege escalation. Then enforce patch SLAs and track progress using consistent metrics so remediation is steady, not reactive.

SynScan combines attack surface monitoring and continuous security auditing to keep your inventory current, flag high-impact vulnerabilities early, and help you turn raw findings into a practical remediation plan.