« Volver al listado

CVE-2021-24533

Estado: ModificadaMedia (4.8)—

The Maintenance WordPress plugin before 4.03 does not sanitise or escape some of its settings, allowing high privilege users such as admin to se Cross-Site Scripting payload in them (even when the unfiltered_html capability is disallowed), which will be triggered in the frontend

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)

Webfactoryltd — Maintenance

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2021-24533",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 3.5,
          "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"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "LOW",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 6.8,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 4.8,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 2.7,
        "exploitabilityScore": 1.7
      }
    ]
  },
  "affected": [
    {
      "source": "contact@wpscan.com",
      "affectedData": [
        {
          "vendor": "Unknown",
          "product": "Maintenance",
          "versions": [
            {
              "status": "affected",
              "version": "4.03",
              "lessThan": "4.03",
              "versionType": "custom"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-08-23T12:15:09.463",
  "references": [
    {
      "url": "https://wpscan.com/vulnerability/174b2119-b806-4da4-a23d-c19b552c86cb",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "contact@wpscan.com"
    },
    {
      "url": "https://wpscan.com/vulnerability/174b2119-b806-4da4-a23d-c19b552c86cb",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "contact@wpscan.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Maintenance WordPress plugin before 4.03 does not sanitise or escape some of its settings, allowing high privilege users such as admin to se Cross-Site Scripting payload in them (even when the unfiltered_html capability is disallowed), which will be triggered in the frontend"
    },
    {
      "lang": "es",
      "value": "El plugin de WordPress Maintenance versiones anteriores a 4.03, no sanea o escapa de algunas de sus configuraciones, permitiendo a usuarios con altos privilegios, como los administradores, ver en ellas cargas útiles de tipo Cross-Site Scripting (incluso cuando la capacidad unfiltered_html está deshabilitada), que serán desencadenadas en el frontend."
    }
  ],
  "lastModified": "2026-06-17T03:40:11.637",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:webfactoryltd:maintenance:*:*:*:*:*:wordpress:*:*",
              "vulnerable": true,
              "matchCriteriaId": "CDA97FF4-7601-499F-93F7-BA8C65CA32BC",
              "versionEndExcluding": "4.03"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "contact@wpscan.com"
}