CVE-2024-27781

Estado: ModificadaCrítica (9)—

An improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Fortinet FortiSandbox 4.4.0 through 4.4.4, FortiSandbox 4.2.1 through 4.2.6, FortiSandbox 4.0.0 through 4.0.4, FortiSandbox 3.2 all versions, FortiSandbox 3.1 all versions, FortiSandbox 3.0 all versions allows an authenticated attacker to execute unauthorized code or commands via crafted HTTP requests.

CVSS

Versión: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
Puntuación base: 9

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 28%
Percentil entre todas las CVEs puntuadas: 98
Fecha de la puntuación: 6/10/2026

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.

ExplotaciónT1189 Drive-by Compromiseinitial access95 %
Impacto principalT1059 Command and Scripting Interpreterexecution85 %

CWE-79 (XSS) en aplicación web con autenticación requerida (PR:L) e interacción del usuario (UI:R). Vector CVSS crítico permite ejecución de código no autorizado tras inyección en HTTP.

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

Restrict Web-Based Content User Training Privileged Account Management Limit Software Installation Execution Prevention Behavior Prevention on Endpoint

Tecnologías afectadas (1)

Fortinet — Fortisandbox

CWE

CWE-79

Referencias

https://fortiguard.fortinet.com/psirt/FG-IR-24-063

JSON original (NVD)

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