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CVE-2021-23260

Estado: ModificadaMedia (5.4)—

Authenticated users with Site roles may inject XSS scripts via file names that will execute in the browser for this and other users of the same site.

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)

Craftercms — Crafter CMS

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-23260",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 3.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N",
          "authentication": "SINGLE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "LOW",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 6.8,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "security@craftersoftware.com",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 6.5,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:N/A:L",
          "integrityImpact": "NONE",
          "userInteraction": "REQUIRED",
          "attackComplexity": "HIGH",
          "availabilityImpact": "LOW",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 4.7,
        "exploitabilityScore": 1.3
      },
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 5.4,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 2.7,
        "exploitabilityScore": 2.3
      }
    ]
  },
  "affected": [
    {
      "source": "security@craftersoftware.com",
      "affectedData": [
        {
          "vendor": "Crafter Software",
          "product": "Crafter CMS",
          "versions": [
            {
              "status": "affected",
              "version": "3.1",
              "lessThan": "3.1.12",
              "versionType": "custom"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-12-02T16:15:07.563",
  "references": [
    {
      "url": "https://docs.craftercms.org/en/3.1/security/advisory.html#cv-2021120103",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "security@craftersoftware.com"
    },
    {
      "url": "https://docs.craftercms.org/en/3.1/security/advisory.html#cv-2021120103",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "security@craftersoftware.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Authenticated users with Site roles may inject XSS scripts via file names that will execute in the browser for this and other users of the same site."
    },
    {
      "lang": "es",
      "value": "Los usuarios autenticados con roles de Sitio pueden inyectar scripts de tipo XSS por medio de nombres de archivos que serán ejecutados en el navegador para este y otros usuarios del mismo sitio"
    }
  ],
  "lastModified": "2026-06-17T03:38:29.020",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:craftercms:crafter_cms:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "D6B0250B-7A80-4E49-9502-808764EAFAA7",
              "versionEndExcluding": "3.1.12",
              "versionStartIncluding": "3.1.0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "security@craftersoftware.com"
}