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CVE-2021-24577

Estado: ModificadaMedia (5.4)—

The Coming soon and Maintenance mode WordPress plugin before 3.5.3 does not properly sanitize inputs submitted by authenticated users when setting adding or modifying coming soon or maintenance mode pages, leading to stored XSS.

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)

Wpdevart — Coming Soon AND Maintenance Mode

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-24577",
  "cveTags": [],
  "metrics": {
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      {
        "type": "Primary",
        "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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        "impactScore": 2.9,
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        "obtainAllPrivilege": false,
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          "userInteraction": "REQUIRED",
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          "privilegesRequired": "LOW",
          "confidentialityImpact": "LOW"
        },
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        "exploitabilityScore": 2.3
      }
    ]
  },
  "affected": [
    {
      "source": "contact@wpscan.com",
      "affectedData": [
        {
          "vendor": "Unknown",
          "product": "Coming soon and Maintenance mode",
          "versions": [
            {
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              "version": "3.5.3",
              "lessThan": "3.5.3",
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  "published": "2021-10-11T11:15:08.853",
  "references": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  ],
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      "source": "contact@wpscan.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
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      "lang": "en",
      "value": "The Coming soon and Maintenance mode WordPress plugin before 3.5.3 does not properly sanitize inputs submitted by authenticated users when setting adding or modifying coming soon or maintenance mode pages, leading to stored XSS."
    },
    {
      "lang": "es",
      "value": "El plugin Coming soon y Maintenance mode de WordPress versiones anteriores a 3.5.3, no sanea correctamente las entradas enviadas por los usuarios autenticados cuando se configuran añadiendo o modificando las páginas coming soon o maintenance mode, conllevando a un ataque de tipo XSS almacenado"
    }
  ],
  "lastModified": "2026-06-17T03:40:16.190",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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  "sourceIdentifier": "contact@wpscan.com"
}