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CVE-2026-24447

Estado: AplazadaMedia (4.8)—

If a malformed data is input to the affected product, a CSV file downloaded from the affected product may contain such malformed data. When a victim user download and open such a CSV file, the embedded code may be executed in the user's environment. Note that Movable Type 7 series and 8.4 series, which are End-of-Life (EOL), are affected by the vulnerability as well.

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).

Tecnologías afectadas (1)

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

Sixapart — Movable TypeAI

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2026-24447",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-24447",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-02-04T15:55:19.585103Z"
        }
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Secondary",
        "source": "vultures@jpcert.or.jp",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.0",
          "baseScore": 6.5,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "LOW",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 3.7,
        "exploitabilityScore": 2.3
      }
    ],
    "cvssMetricV40": [
      {
        "type": "Secondary",
        "source": "vultures@jpcert.or.jp",
        "cvssData": {
          "Safety": "NOT_DEFINED",
          "version": "4.0",
          "Recovery": "NOT_DEFINED",
          "baseScore": 4.8,
          "Automatable": "NOT_DEFINED",
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
          "exploitMaturity": "NOT_DEFINED",
          "providerUrgency": "NOT_DEFINED",
          "userInteraction": "ACTIVE",
          "attackComplexity": "LOW",
          "attackRequirements": "NONE",
          "privilegesRequired": "LOW",
          "subIntegrityImpact": "LOW",
          "vulnIntegrityImpact": "NONE",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "subAvailabilityImpact": "LOW",
          "vulnAvailabilityImpact": "NONE",
          "availabilityRequirement": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "subConfidentialityImpact": "LOW",
          "vulnConfidentialityImpact": "NONE",
          "confidentialityRequirement": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "vulnerabilityResponseEffort": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED"
        }
      }
    ]
  },
  "affected": [
    {
      "source": "vultures@jpcert.or.jp",
      "affectedData": [
        {
          "vendor": "Six Apart Ltd.",
          "product": "Movable Type (Software Edition)",
          "versions": [
            {
              "status": "affected",
              "version": "9.0.4 to 9.0.5 (9.0 series)"
            },
            {
              "status": "affected",
              "version": "8.8.0 to 8.8.1 (8.8 series)"
            },
            {
              "status": "affected",
              "version": "8.0.2 to 8.0.8 (8.0 series)"
            }
          ]
        },
        {
          "vendor": "Six Apart Ltd.",
          "product": "Movable Type Advanced (Software Edition)",
          "versions": [
            {
              "status": "affected",
              "version": "9.0.4 to 9.0.5 (9.0 series)"
            },
            {
              "status": "affected",
              "version": "8.8.0 to 8.8.1 (8.8 series)"
            },
            {
              "status": "affected",
              "version": "8.0.2 to 8.0.8 (8.0 series)"
            }
          ]
        },
        {
          "vendor": "Six Apart Ltd.",
          "product": "Movable Type Premium (Software Edition)",
          "versions": [
            {
              "status": "affected",
              "version": "9.0.4 (MTP 9.0 series)"
            },
            {
              "status": "affected",
              "version": "2.13 and earlier (MTP 2 series)"
            }
          ]
        },
        {
          "vendor": "Six Apart Ltd.",
          "product": "Movable Type Premium (Advanced Edition) (Software Edition)",
          "versions": [
            {
              "status": "affected",
              "version": "9.0.4 (MTP 9.0 series)"
            },
            {
              "status": "affected",
              "version": "2.13 and earlier (MTP 2 series)"
            }
          ]
        },
        {
          "vendor": "Six Apart Ltd.",
          "product": "Movable Type (Cloud Edition)",
          "versions": [
            {
              "status": "affected",
              "version": "9.0.5 (9 series)"
            },
            {
              "status": "affected",
              "version": "8.8.1 (8 series)"
            }
          ]
        },
        {
          "vendor": "Six Apart Ltd.",
          "product": "Movable Type Premium (Cloud Edition)",
          "versions": [
            {
              "status": "affected",
              "version": "9.0.5 (9 series)"
            },
            {
              "status": "affected",
              "version": "2.12 (MTP 2 series)"
            }
          ]
        }
      ]
    }
  ],
  "published": "2026-02-04T07:16:01.560",
  "references": [
    {
      "url": "https://jvn.jp/en/jp/JVN45405689/",
      "source": "vultures@jpcert.or.jp"
    },
    {
      "url": "https://movabletype.org/news/2026/02/mt-906-released.html",
      "source": "vultures@jpcert.or.jp"
    },
    {
      "url": "https://www.sixapart.jp/movabletype/news/2026/02/04-1100.html",
      "source": "vultures@jpcert.or.jp"
    }
  ],
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "vultures@jpcert.or.jp",
      "description": [
        {
          "lang": "en",
          "value": "CWE-1236"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "If a malformed data is input to the affected product, a CSV file downloaded from the affected product may contain such malformed data. When a victim user download and open such a CSV file, the embedded code may be executed in the user's environment. Note that Movable Type 7 series and 8.4 series, which are End-of-Life (EOL), are affected by the vulnerability as well."
    },
    {
      "lang": "es",
      "value": "Si se introduce un dato malformado en el producto afectado, un archivo CSV descargado del producto afectado puede contener dicho dato malformado. Cuando un usuario víctima descarga y abre dicho archivo CSV, el código incrustado puede ejecutarse en el entorno del usuario. Tenga en cuenta que las series Movable Type 7 y 8.4, que están al final de su vida útil (EOL), también se ven afectadas por la vulnerabilidad."
    }
  ],
  "lastModified": "2026-06-17T10:23:05.427",
  "sourceIdentifier": "vultures@jpcert.or.jp"
}