CVE-2025-55310

Estado: AnalizadaAlta (7.3)—

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.

CVSS

Versión: 3.1
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
Puntuación base: 7.3

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 0.12%
Percentil entre todas las CVEs puntuadas: 2
Fecha de la puntuación: 5/10/2026

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

🎯 Técnicas ATT&CK

Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.

ExplotaciónT1203 Exploitation for Client Executionexecution85 %
Impacto principalT1195.002 Compromise Software Supply Chaininitial access80 %
Impacto secundarioT1005 Data from Local Systemcollection75 %

AV:L + UI:R indica ejecución en cliente tras interacción del usuario (abrir PDF/editor). T1195.002 por alteración de archivos estáticos del producto. T1005 por riesgo de divulgación (C:H) al cargar contenido comprometido.

Inferido por nuestro agente de análisis a partir de la descripción oficial, el vector CVSS y la CWE, y comprobado por un supervisor. Puede contener errores.

🛡️ Mitigaciones ATT&CK que cubren estas técnicas

Update Software Vulnerability Scanning Application Isolation and Sandboxing Exploit Protection Data Loss Prevention

Tecnologías afectadas (2)

Foxit — PDF Editor Foxit — PDF Reader

CWE

CWE-494

Referencias

https://www.foxit.com/support/security-bulletins.html

JSON original (NVD)

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