CVE-2026-83160

Estado: AplazadaAlta (8.8)—

Vulnerability in the RDBMS component of Oracle Database Server. Supported versions that are affected are 23.4.0-23.26.3. Easily exploitable vulnerability allows low privileged attacker having Create Table privilege with network access via Oracle Net to compromise RDBMS. Successful attacks of this vulnerability can result in takeover of RDBMS. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).

CVSS

Versión: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Puntuación base: 8.8

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: 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.

ExplotaciónT1210 Exploitation of Remote Serviceslateral movement90 %
Impacto principalT1059 Command and Scripting Interpreterexecution85 %
Impacto secundarioT1078 Valid Accountsstealth · persistence · privilege escalation · initial access75 %
Impacto secundarioT1565 Data Manipulationimpact70 %

Vector CVSS AV:N con PR:L (red con privilegios de usuario bajo) sobre componente RDBMS remoto. Logro: ejecución de código y takeover (T1059, T1078 para escalada efectiva, T1565 para manipulación de datos).

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

Privileged Account Management Network Segmentation Disable or Remove Feature or Program Application Developer Guidance Active Directory Configuration Vulnerability Scanning

Tecnologías afectadas (1)

⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.

Oracle — Database Server^AI

CWE

CWE-284

Referencias

https://www.oracle.com/security-alerts/cspusep2026.html

JSON original (NVD)

Mostrar

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        "ssvcData": {
          "id": "CVE-2026-83160",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
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          "version": "2.0.3",
          "timestamp": "2026-09-17T14:56:26.946465Z"
        }
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          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
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        "impactScore": 5.9,
        "exploitabilityScore": 2.8
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      "affectedData": [
        {
          "vendor": "Oracle Corporation",
          "product": "Oracle Database Server",
          "versions": [
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              "status": "affected",
              "version": "23.4.0",
              "versionType": "custom",
              "lessThanOrEqual": "23.26.3"
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  "published": "2026-09-15T20:18:26.893",
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      "value": "Vulnerability in the RDBMS component of Oracle Database Server.  Supported versions that are affected are 23.4.0-23.26.3. Easily exploitable vulnerability allows low privileged attacker having Create Table privilege with network access via Oracle Net to compromise RDBMS.  Successful attacks of this vulnerability can result in takeover of RDBMS. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)."
    }
  ],
  "lastModified": "2026-09-17T16:18:06.280",
  "sourceIdentifier": "secalert_us@oracle.com"
}