CVE-2026-28298

Estado: AnalizadaAlta (8.1)—

SolarWinds Observability Self-Hosted was found to be affected by a stored cross-site scripting vulnerability, which when exploited, can lead to unintended script execution.

CVSS

Versión: 3.1
Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
Puntuación base: 8.1

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 0.42%
Percentil entre todas las CVEs puntuadas: 34
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.

ExplotaciónT1189 Drive-by Compromiseinitial access85 %
Impacto principalT1059.007 JavaScriptexecution80 %
Impacto secundarioT1078 Valid Accountsstealth · persistence · privilege escalation · initial access70 %

XSS almacenado (CWE-79) en aplicación web accesible remotamente. Requiere interacción del usuario (UI:R) y acceso autenticado (PR:L). El impacto es ejecución de JavaScript en navegador (T1059.007) y potencial robo de sesiones/credenciales (T1078).

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

User Training Restrict Web-Based Content Application Developer Guidance Active Directory Configuration User Account Management Privileged Account Management

Tecnologías afectadas (1)

Solarwinds — Observability Self-hosted

CWE

CWE-79

Referencias

JSON original (NVD)

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