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CVE-2021-24567

Estado: ModificadaMedia (5.4)—

El complemento Simple Post WordPress hasta la versión 1.1 no sanitiza la entrada del usuario cuando un valor de texto de usuario autenticado, luego no escapa de estos valores cuando se envía al navegador, lo que genera un problema de cross site scripting (XSS) almacenado autenticado.

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)

Nickmomrik — Simple Post

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-24567",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2021-24567",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-08-29T14:33:21.596459Z"
        }
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        "source": "nvd@nist.gov",
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          "attackVector": "NETWORK",
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          "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"
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        "exploitabilityScore": 2.3
      }
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  },
  "affected": [
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          "vendor": "Unknown",
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  "published": "2024-01-16T16:15:09.050",
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        "Third Party Advisory"
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      "source": "contact@wpscan.com"
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    {
      "url": "https://wpscan.com/vulnerability/a3cd3115-2181-4e14-8b39-4de096433847/",
      "tags": [
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        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
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      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
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      "lang": "en",
      "value": "The Simple Post WordPress plugin through 1.1 does not sanitize user input when an authenticated user Text value, then it does not escape these values when outputting to the browser leading to an Authenticated Stored XSS Cross-Site Scripting issue."
    },
    {
      "lang": "es",
      "value": "El complemento Simple Post WordPress hasta la versión 1.1 no sanitiza la entrada del usuario cuando un valor de texto de usuario autenticado, luego no escapa de estos valores cuando se envía al navegador, lo que genera un problema de cross site scripting (XSS) almacenado autenticado."
    }
  ],
  "lastModified": "2026-06-17T03:40:15.233",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "matchCriteriaId": "303EC6DD-DD3A-4E54-AF9F-586A11905F54",
              "versionEndIncluding": "1.1"
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          "operator": "OR"
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  ],
  "sourceIdentifier": "contact@wpscan.com"
}