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CVE-2021-24442

Estado: ModificadaCrítica (9.8)—💥 Exploit

The Poll, Survey, Questionnaire and Voting system WordPress plugin before 1.5.3 did not sanitise, escape or validate the date_answers[] POST parameter before using it in a SQL statement when sending a Poll result, allowing unauthenticated users to perform SQL Injection attacks

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).

💥 Exploits públicos

Hay código de explotación o plantillas de detección públicos. No es lo mismo que explotación activa confirmada (KEV), pero aumenta el riesgo: parchee con prioridad.

Tecnologías afectadas (1)

Wpdevart — Poll, Survey, Questionnaire AND Voting System

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-24442",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 9.8,
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "contact@wpscan.com",
      "affectedData": [
        {
          "vendor": "wpdevart",
          "product": "Poll, Survey, Questionnaire and Voting system",
          "versions": [
            {
              "status": "affected",
              "version": "1.5.3",
              "lessThan": "1.5.3",
              "versionType": "custom"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-07-12T20:15:09.777",
  "references": [
    {
      "url": "https://wpscan.com/vulnerability/7376666e-9b2a-4239-b11f-8544435b444a",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
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    },
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      "tags": [
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        "Third Party Advisory"
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    },
    {
      "url": "https://wpscan.com/vulnerability/7376666e-9b2a-4239-b11f-8544435b444a",
      "tags": [
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        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.in-spired.xyz/wpdevart-polls-blind-sql-injection/",
      "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-89"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Poll, Survey, Questionnaire and Voting system WordPress plugin before 1.5.3 did not sanitise, escape or validate the date_answers[] POST parameter before using it in a SQL statement when sending a Poll result, allowing unauthenticated users to perform SQL Injection attacks"
    },
    {
      "lang": "es",
      "value": "El plugin Poll, Survey, Questionnaire and Voting system de WordPress, versiones anteriores a 1.5.3 no saneaba, escapaba o comprobaba el parámetro POST date_answers[] antes de usarlo en una sentencia SQL cuando se envía el resultado de una encuesta, permitiendo a usuarios no autenticados llevar a cabo ataques de inyección SQL"
    }
  ],
  "lastModified": "2026-06-17T03:40:02.103",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:wpdevart:poll\\,_survey\\,_questionnaire_and_voting_system:*:*:*:*:*:wordpress:*:*",
              "vulnerable": true,
              "matchCriteriaId": "FB14ADD2-E93C-4BE4-9ACA-BD57CCE3A041",
              "versionEndExcluding": "1.5.3"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "contact@wpscan.com"
}