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CVE-2017-20055

Estado: ModificadaMedia (5.4)—

A vulnerability classified as problematic has been found in BestWebSoft Contact Form Plugin 4.0.0. This affects an unknown part. The manipulation leads to basic cross site scripting (Stored). It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 4.0.2 is able to address this issue. It is recommended to upgrade the affected component.

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)

Bestwebsoft — Contact Form

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2017-20055",
  "cveTags": [],
  "metrics": {
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          "role": "CISA Coordinator",
          "options": [
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              "exploitation": "poc"
            },
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              "automatable": "no"
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              "technicalImpact": "partial"
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          ],
          "version": "2.0.3",
          "timestamp": "2025-04-14T17:11:02.807428Z"
        }
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    "cvssMetricV2": [
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        "source": "nvd@nist.gov",
        "cvssData": {
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          "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"
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        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "LOW",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 6.8,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
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        "type": "Secondary",
        "source": "cna@vuldb.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 3.5,
          "attackVector": "NETWORK",
          "baseSeverity": "LOW",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 1.4,
        "exploitabilityScore": 2.1
      },
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  "affected": [
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      "affectedData": [
        {
          "vendor": "BestWebSoft",
          "product": "Contact Form Plugin",
          "versions": [
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              "version": "4.0.0"
            }
          ]
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  ],
  "published": "2022-06-16T13:15:08.073",
  "references": [
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      "tags": [
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    },
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      "source": "cna@vuldb.com"
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      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "cna@vuldb.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-80"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability classified as problematic has been found in BestWebSoft Contact Form Plugin 4.0.0. This affects an unknown part. The manipulation leads to basic cross site scripting (Stored). It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 4.0.2 is able to address this issue. It is recommended to upgrade the affected component."
    },
    {
      "lang": "es",
      "value": "Se ha encontrado una vulnerabilidad clasificada como problemática en BestWebSoft Contact Form Plugin versión 4.0.0. Esto afecta a una parte desconocida. La manipulación conlleva a un ataque de tipo cross site scripting básico (almacenado). Es posible iniciar el ataque de forma remota. La explotación ha sido revelada al público y puede ser usada. La actualización a versión 4.0.2 puede abordar este problema. Es recomendado actualizar el componente afectado"
    }
  ],
  "lastModified": "2026-06-17T01:15:00.333",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "criteria": "cpe:2.3:a:bestwebsoft:contact_form:4.0.0:*:*:*:*:wordpress:*:*",
              "vulnerable": true,
              "matchCriteriaId": "AB10F929-3A82-4BBF-8CA4-5628D8F26548"
            }
          ],
          "operator": "OR"
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  ],
  "sourceIdentifier": "cna@vuldb.com"
}