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CVE-2017-17094

Estado: ModificadaMedia (5.4)—

wp-includes/feed.php en WordPress en versiones anteriores a la 4.9.1 no restringe contenedores en los campos RSS y Atom, lo que puede permitir que los atacantes realicen ataques Cross-Site Scripting (XSS) mediante una URL manipulada.

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 (2)

Debian — Debian LinuxWordpress — Wordpress

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2017-17094",
  "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
      }
    ],
    "cvssMetricV30": [
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        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.0",
          "baseScore": 5.4,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.0/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": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2017-12-02T06:29:00.347",
  "references": [
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      "url": "http://www.securityfocus.com/bid/102024",
      "tags": [
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        "VDB Entry"
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      "source": "cve@mitre.org"
    },
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    },
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      "tags": [
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      "source": "cve@mitre.org"
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    {
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      "tags": [
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        "Vendor Advisory"
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      "tags": [
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        "VDB Entry"
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    },
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      "tags": [
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    },
    {
      "url": "http://www.securityfocus.com/bid/102024",
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "tags": [
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        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.debian.org/security/2018/dsa-4090",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "wp-includes/feed.php in WordPress before 4.9.1 does not properly restrict enclosures in RSS and Atom fields, which might allow attackers to conduct XSS attacks via a crafted URL."
    },
    {
      "lang": "es",
      "value": "wp-includes/feed.php en WordPress en versiones anteriores a la 4.9.1 no restringe contenedores en los campos RSS y Atom, lo que puede permitir que los atacantes realicen ataques Cross-Site Scripting (XSS) mediante una URL manipulada."
    }
  ],
  "lastModified": "2026-06-17T01:10:20.170",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "versionEndExcluding": "4.9.1"
            }
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  "sourceIdentifier": "cve@mitre.org"
}