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CVE-2026-20359

Estado: Pendiente de análisisCrítica (9.9)—

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Crosswork engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities.

The vulnerabilities trackled by CVE-2026-20359 are related to insufficiently protected credentials issues that are grouped under the Common Weakness Enumeration (CWE) CWE-522.

CVSS

Probabilidad de explotación (EPSS)

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.

AV:N/PR:L/AC:L indica explotación de servicio remoto con privilegios existentes (T1210). CWE-522 (credenciales insuficientemente protegidas) sustenta T1552 como acceso a credenciales almacenadas; T1078 por uso posterior de cuentas comprometidas tras extraer credenciales.

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 ManagementActive Directory ConfigurationUser TrainingPassword PoliciesUpdate SoftwareApplication Developer Guidance

Tecnologías afectadas (1)

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

Cisco — CrossworkAI

CWE

Referencias

JSON original (NVD)

Mostrar
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  "id": "CVE-2026-20359",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-20359",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-08-20T15:40:19.579149Z"
        }
      }
    ],
    "cvssMetricV31": [
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        "cvssData": {
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          "version": "3.1",
          "baseScore": 9.9,
          "attackVector": "NETWORK",
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          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 6,
        "exploitabilityScore": 3.1
      }
    ]
  },
  "affected": [
    {
      "source": "psirt@cisco.com",
      "affectedData": [
        {
          "vendor": "Cisco",
          "product": "Cisco Crosswork Planning",
          "versions": [
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              "status": "affected",
              "version": "7.0.2"
            },
            {
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            {
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  "published": "2026-08-19T17:18:40.943",
  "references": [
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      "source": "psirt@cisco.com"
    },
    {
      "url": "https://www.cve.org/Media/News/item/blog/2026/06/16/Preserving-Vulnerability-Level-Identification",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Awaiting Analysis",
  "weaknesses": [
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      "description": [
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          "value": "CWE-522"
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    }
  ],
  "lastModified": "2026-08-20T16:17:22.217",
  "sourceIdentifier": "psirt@cisco.com"
}