CVE-2026-83146
Vulnerability in the Siebel CRM End User product of Oracle Siebel CRM (component: Open UI). Supported versions that are affected are 17.0-26.7. Difficult to exploit vulnerability allows low privileged attacker with network access via HTTP to compromise Siebel CRM End User. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Siebel CRM End User, attacks may significantly impact additional products (scope change).
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Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Siebel CRM End User accessible data as well as unauthorized access to critical data or complete access to all Siebel CRM End User accessible data. CVSS 3.1 Base Score 7.7 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N).
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N
- Puntuación base: 7.7
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.25%
- Percentil entre todas las CVEs puntuadas: 15
- 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.
- Explotación
T1203Exploitation for Client Executionexecution85 % - Impacto principal
T1565.002Transmitted Data Manipulationimpact90 % - Impacto secundario
T1005Data from Local Systemcollection85 %
Vulnerabilidad en UI de Siebel que requiere interacción del usuario (UI:R) y acceso de red con privilegios bajos (PR:L), encajando en explotación en cliente. Los impactos son modificación y acceso no autorizado a datos críticos del CRM, consistentes con manipulación de datos y lectura.
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
Tecnologías afectadas (1)
⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.
CWE
- CWE-284
Referencias
JSON original (NVD)
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"lastModified": "2026-09-18T19:16:48.190",
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