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CVE-2021-24631

Estado: ModificadaAlta (8.8)—

The Unlimited PopUps WordPress plugin through 4.5.3 does not sanitise or escape the did GET parameter before using it in a SQL statement, available to users as low as editor, leading to an authenticated SQL Injection

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)

Unlimited Popups Project — Unlimited Popups

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-24631",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 6.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
          "authentication": "SINGLE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
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          "scope": "UNCHANGED",
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          "baseScore": 8.8,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "contact@wpscan.com",
      "affectedData": [
        {
          "vendor": "Unknown",
          "product": "Unlimited PopUps",
          "versions": [
            {
              "status": "affected",
              "version": "4.5.3",
              "versionType": "custom",
              "lessThanOrEqual": "4.5.3"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-11-08T18:15:08.647",
  "references": [
    {
      "url": "https://codevigilant.com/disclosure/2021/wp-plugin-unlimited-popups/",
      "tags": [
        "Exploit",
        "Third Party Advisory"
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      "source": "contact@wpscan.com"
    },
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      "tags": [
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        "Third Party Advisory"
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      "source": "contact@wpscan.com"
    },
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      "url": "https://codevigilant.com/disclosure/2021/wp-plugin-unlimited-popups/",
      "tags": [
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        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://wpscan.com/vulnerability/9841176d-1d37-4636-9144-0ca42b6f3605",
      "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 Unlimited PopUps WordPress plugin through 4.5.3 does not sanitise or escape the did GET parameter before using it in a SQL statement, available to users as low as editor, leading to an authenticated SQL Injection"
    },
    {
      "lang": "es",
      "value": "El plugin Unlimited PopUps de WordPress versiones hasta 4.5.3, no sanea ni escapa del parámetro did GET antes de usarlo en una sentencia SQL, disponible para usuarios con pocos privilegios como el editor, conllevando a una inyección SQL autenticada"
    }
  ],
  "lastModified": "2026-06-17T03:40:21.610",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "vulnerable": true,
              "matchCriteriaId": "65A800FC-0C4A-4597-9847-720C8CF12324",
              "versionEndIncluding": "4.5.3"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "contact@wpscan.com"
}