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CVE-2023-5641

Estado: ModificadaMedia (6.1)—

The Martins Free & Easy SEO BackLink Link Building Network WordPress plugin before 1.2.30 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin

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)

Martinstools — Free & Easy Link Building

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2023-5641",
  "cveTags": [],
  "metrics": {
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 6.1,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 2.7,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "contact@wpscan.com",
      "affectedData": [
        {
          "vendor": "Unknown",
          "product": "Martins Free & Easy SEO BackLink Link Building Network",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "lessThan": "1.2.30",
              "versionType": "semver"
            }
          ],
          "collectionURL": "https://wordpress.org/plugins",
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2023-11-27T17:15:09.183",
  "references": [
    {
      "url": "https://wpscan.com/vulnerability/c0a6c253-71f2-415d-a6ec-022f2eafc13b",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "contact@wpscan.com"
    },
    {
      "url": "https://wpscan.com/vulnerability/c0a6c253-71f2-415d-a6ec-022f2eafc13b",
      "tags": [
        "Exploit",
        "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": "The Martins Free & Easy SEO BackLink Link Building Network WordPress plugin before 1.2.30 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin"
    },
    {
      "lang": "es",
      "value": "El complemento Martins Free & Easy SEO BackLink Link Building Network de WordPress anterior a 1.2.30 no sanitiza ni escapa un parámetro antes de devolverlo a la página, lo que genera Cross-Site Scripting Reflejado que podría usarse contra usuarios con privilegios elevados, como el administrador."
    }
  ],
  "lastModified": "2026-06-17T06:49:00.047",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:martinstools:free_\\&_easy_link_building:*:*:*:*:*:wordpress:*:*",
              "vulnerable": true,
              "matchCriteriaId": "27359BEF-D8C7-48EE-A71D-F067CF8DFE7A",
              "versionEndExcluding": "1.2.30"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "contact@wpscan.com"
}