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CVE-2021-4227

Estado: ModificadaMedia (5.3)—

The ark-commenteditor WordPress plugin through 2.15.6 does not properly sanitise or encode the comments when in Source editor, allowing attackers to inject an iFrame in the page and thus load arbitrary content from any page to the comment section

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)

OBG — ARK Wysiwyg Comment Editor

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-4227",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2021-4227",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-05-08T17:18:30.353035Z"
        }
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    "cvssMetricV31": [
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          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
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          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
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          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 1.4,
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      }
    ]
  },
  "affected": [
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      "source": "contact@wpscan.com",
      "affectedData": [
        {
          "vendor": "Unknown",
          "product": "ark-commenteditor",
          "versions": [
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  "published": "2024-01-16T16:15:09.270",
  "references": [
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      "url": "https://wpscan.com/vulnerability/8d015eba-31dc-44cb-a051-4e95df782b75/",
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      "source": "contact@wpscan.com"
    },
    {
      "url": "https://wpscan.com/vulnerability/8d015eba-31dc-44cb-a051-4e95df782b75/",
      "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-74"
        }
      ]
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  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The ark-commenteditor WordPress plugin through 2.15.6 does not properly sanitise or encode the comments when in Source editor, allowing attackers to inject an iFrame in the page and thus load arbitrary content from any page to the comment section"
    },
    {
      "lang": "es",
      "value": "El complemento de WordPress ark-commenteditor hasta la versión 2.15.6 no sanitiza ni codifica adecuadamente los comentarios cuando está en el editor de código fuente, lo que permite a los atacantes inyectar un iFrame en la página y, por lo tanto, cargar contenido arbitrario desde cualquier página a la sección de comentarios."
    }
  ],
  "lastModified": "2026-06-17T04:19:18.407",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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          ],
          "operator": "OR"
        }
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  ],
  "sourceIdentifier": "contact@wpscan.com"
}