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CVE-2019-15862

Estado: ModificadaAlta (7.5)—

An issue was discovered in CKFinder through 2.6.2.1. Improper checks of file names allows remote attackers to upload files without any extension (even if the application was configured to accept files only with a defined set of extensions). This affects CKFinder for ASP, CKFinder for ASP.NET, CKFinder for ColdFusion, and CKFinder for PHP.

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)

Cksource — Ckfinder

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2019-15862",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.5,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2019-09-26T21:15:11.073",
  "references": [
    {
      "url": "https://ckeditor.com/blog/CKFinder-3.5.1-and-CKFinder-2.6.3-released/",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://ckeditor.com/blog/CKFinder-3.5.1-and-CKFinder-2.6.3-released/",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-434"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue was discovered in CKFinder through 2.6.2.1. Improper checks of file names allows remote attackers to upload files without any extension (even if the application was configured to accept files only with a defined set of extensions). This affects CKFinder for ASP, CKFinder for ASP.NET, CKFinder for ColdFusion, and CKFinder for PHP."
    },
    {
      "lang": "es",
      "value": "Se descubrió un problema en CKFinder versiones hasta 2.6.2.1. Las comprobaciones inapropiadas de los nombres de archivos permiten a atacantes remotos cargar archivos sin ninguna extensión (inclusive si la aplicación se configuró para aceptar archivos solamente con un conjunto definido de extensiones). Esto afecta a CKFinder para ASP, CKFinder para ASP.NET, CKFinder para ColdFusion y CKFinder para PHP."
    }
  ],
  "lastModified": "2026-06-17T02:21:13.607",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "vulnerable": true,
              "matchCriteriaId": "900DB3D1-39D2-41A7-B3A0-DD9E71155E4E",
              "versionEndExcluding": "2.6.3"
            },
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              "vulnerable": true,
              "matchCriteriaId": "BF46B983-EF72-4378-82A3-0FAB4C145F3A",
              "versionEndExcluding": "2.6.3"
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          "operator": "OR"
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      "nodes": [
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              "versionEndExcluding": "2.6.3"
            },
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  "sourceIdentifier": "cve@mitre.org"
}