{
  "affected": [
    {
      "affectedData": [
        {
          "product": "datasette",
          "vendor": "simonw",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c 0.65.2"
            },
            {
              "status": "affected",
              "version": "\u003e= 1.0a0, \u003c 1.0a20"
            }
          ]
        }
      ],
      "source": "security-advisories@github.com"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Datasette is an open source multi-tool for exploring and publishing data. In versions 0.65.1 and below and 1.0a0 through 1.0a19, deployed instances of Datasette include an open redirect vulnerability. Hits to the path //example.com/foo/bar/ (the trailing slash is required) will redirect the user to https://example.com/foo/bar. This problem has been patched in both Datasette 0.65.2 and 1.0a21. To workaround this issue, if Datasette is running behind a proxy, that proxy could be configured to replace // with / in incoming request URLs."
    },
    {
      "lang": "es",
      "value": "Datasette es una multiherramienta de c\u00f3digo abierto para explorar y publicar datos. En las versiones 0.65.1 e inferiores y de la 1.0a0 a la 1.0a19, las instancias desplegadas de Datasette incluyen una vulnerabilidad de redirecci\u00f3n abierta. Las solicitudes a la ruta //example.com/foo/bar/ (la barra final es obligatoria) redirigir\u00e1n al usuario a HTTPS://example.com/foo/bar. Este problema ha sido parcheado tanto en Datasette 0.65.2 como en 1.0a21. Para aplicar una soluci\u00f3n alternativa a este problema, si Datasette se est\u00e1 ejecutando detr\u00e1s de un proxy, ese proxy podr\u00eda configurarse para reemplazar // por / en las URL de las solicitudes entrantes."
    }
  ],
  "id": "CVE-2025-64481",
  "lastModified": "2026-06-17T09:54:26.210",
  "metrics": {
    "cvssMetricV40": [
      {
        "cvssData": {
          "Automatable": "NOT_DEFINED",
          "Recovery": "NOT_DEFINED",
          "Safety": "NOT_DEFINED",
          "attackComplexity": "LOW",
          "attackRequirements": "NONE",
          "attackVector": "NETWORK",
          "availabilityRequirement": "NOT_DEFINED",
          "baseScore": 2.7,
          "baseSeverity": "LOW",
          "confidentialityRequirement": "NOT_DEFINED",
          "exploitMaturity": "UNREPORTED",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "privilegesRequired": "NONE",
          "providerUrgency": "NOT_DEFINED",
          "subAvailabilityImpact": "NONE",
          "subConfidentialityImpact": "NONE",
          "subIntegrityImpact": "NONE",
          "userInteraction": "NONE",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/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",
          "version": "4.0",
          "vulnAvailabilityImpact": "NONE",
          "vulnConfidentialityImpact": "NONE",
          "vulnIntegrityImpact": "LOW",
          "vulnerabilityResponseEffort": "NOT_DEFINED"
        },
        "source": "security-advisories@github.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-64481",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2025-11-13T14:23:07.211122Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2025-11-07T21:15:42.010",
  "references": [
    {
      "source": "security-advisories@github.com",
      "url": "https://github.com/simonw/datasette/commit/f257ca6edb64848c3b04b54d41e347c54fe57c05"
    },
    {
      "source": "security-advisories@github.com",
      "url": "https://github.com/simonw/datasette/issues/2429"
    },
    {
      "source": "security-advisories@github.com",
      "url": "https://github.com/simonw/datasette/security/advisories/GHSA-w832-gg5g-x44m"
    }
  ],
  "sourceIdentifier": "security-advisories@github.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-601"
        }
      ],
      "source": "security-advisories@github.com",
      "type": "Secondary"
    }
  ]
}