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CVE-2026-103668

Status: Awaiting AnalysisHigh (8.8)—

An SQL Injection vulnerability exists in the Site Search function of Movable Type, which may allow an unauthenticated attacker to execute an arbitrary SQL query on the affected product.

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

🎯 ATT&CK techniques

How this vulnerability is exploited and what the attacker gains, in MITRE ATT&CK terms.

SQL injection en función expuesta (Site Search) accesible sin autenticación desde la red (AV:N/PR:N/UI:N). Permite lectura de datos (VC:H) y modificación (VI:L), según CWE-89 y descripción.

Inferred by our analysis agent from the official description, CVSS vector and CWE, and checked by a supervisor. May contain errors.

🛡️ ATT&CK mitigations that cover these techniques

Vulnerability ScanningRestrict File and Directory PermissionsPrivileged Account ManagementRemote Data StorageNetwork SegmentationLimit Access to Resource Over Network

Affected technologies (1)

⚠ AI-inferred from the description — NVD hasn't analyzed this CVE yet, these aren't verified CPEs.

Sixapart — Movable TypeAI

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2026-103668",
  "cveTags": [],
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          "id": "CVE-2026-103668",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
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            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
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          ],
          "version": "2.0.3",
          "timestamp": "2026-10-07T17:45:40.718449Z"
        }
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          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L",
          "integrityImpact": "LOW",
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    "cvssMetricV40": [
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        "type": "Secondary",
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          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
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          "vulnAvailabilityImpact": "LOW",
          "availabilityRequirement": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
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          "modifiedAttackRequirements": "NOT_DEFINED",
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          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "vulnerabilityResponseEffort": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED"
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  },
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      "affectedData": [
        {
          "vendor": "Six Apart Ltd.",
          "product": "Movable Type Cloud Edition",
          "versions": [
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              "version": "9.2.0",
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            },
            {
              "status": "affected",
              "version": "8.8.0",
              "versionType": "semver",
              "lessThanOrEqual": "8.8.5"
            },
            {
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            }
          ],
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        {
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          "product": "Movable Type Premium Cloud Edition",
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  "published": "2026-10-07T11:17:09.357",
  "references": [
    {
      "url": "https://jvn.jp/en/jp/JVN91153973/",
      "source": "vultures@jpcert.or.jp"
    },
    {
      "url": "https://movabletype.org/news/2026/10/mt-930-released.html",
      "source": "vultures@jpcert.or.jp"
    },
    {
      "url": "https://www.sixapart.jp/movabletype/news/2026/10/07-1100.html",
      "source": "vultures@jpcert.or.jp"
    }
  ],
  "vulnStatus": "Awaiting Analysis",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "vultures@jpcert.or.jp",
      "description": [
        {
          "lang": "en",
          "value": "CWE-89"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "An SQL Injection vulnerability exists in the Site Search function of Movable Type, which may allow an unauthenticated attacker to execute an arbitrary SQL query on the affected product."
    }
  ],
  "lastModified": "2026-10-07T18:17:14.823",
  "sourceIdentifier": "vultures@jpcert.or.jp"
}