CVE-2026-13476

{
  "id": "CVE-2026-13476",
  "sourceIdentifier": "[email protected]",
  "published": "2026-08-12T21:17:35.510",
  "lastModified": "2026-10-23T19:10:00.167",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "IBM Informix Dynamic Server 14.10, 15.0, and 12.10 could allow an unauthenticated user to execute arbitrary commands with service account privileges on the system due to improper validation of user supplied input."
    },
    {
      "lang": "es",
      "value": "IBM Informix Dynamic Servidor 14.10, 15.0 y 12.10 podría permitir a un usuario no autenticado ejecutar comyos arbitrarios con privilegios de cuenta de servicio en el sistema debido a una validación incorrecta de la entrada proporcionada por el usuario."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "IBM",
          "product": "Informix Dynamic Server",
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            "cpe:2.3:a:ibm:informix_dynamic_server:14.10:*:*:*:*:*:*:*",
            "cpe:2.3:a:ibm:informix_dynamic_server:14.10.0:*:*:*:*:*:*:*",
            "cpe:2.3:a:ibm:informix_dynamic_server:15.0:*:*:*:*:*:*:*",
            "cpe:2.3:a:ibm:informix_dynamic_server:15.0.0:*:*:*:*:*:*:*",
            "cpe:2.3:a:ibm:informix_dynamic_server:12.10:*:*:*:*:*:*:*",
            "cpe:2.3:a:ibm:informix_dynamic_server:12.10.0:*:*:*:*:*:*:*"
          ],
          "versions": [
            {
              "version": "14.10",
              "status": "affected"
            },
            {
              "version": "15.0",
              "status": "affected"
            },
            {
              "version": "12.10",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
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      {
        "source": "[email protected]",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
          "baseScore": 7.3,
          "baseSeverity": "HIGH",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "availabilityImpact": "LOW"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.4
      }
    ],
    "ssvcV203": [
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        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-08-14T22:16:14.270959Z",
          "id": "CVE-2026-13476",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
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              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
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        }
      }
    ]
  },
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      "source": "[email protected]",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-78"
        }
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  "references": [
    {
      "url": "https://www.ibm.com/support/pages/node/7282827",
      "source": "[email protected]",
      "tags": [
        "Vendor Advisory"
      ]
    }
  ]
}