FKIE_CVE-2021-24280

Vulnerability from fkie_nvd - Published: 2021-05-14 12:15 - Updated: 2026-06-17 03:39
Severity
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
In the Redirection for Contact Form 7 WordPress plugin before 2.3.4, any authenticated user, such as a subscriber, could use the import_from_debug AJAX action to inject PHP objects.
References
contact@wpscan.comhttps://wpscan.com/vulnerability/db4ba6b0-887e-4ec1-8935-ab21d369b329Exploit, Vendor Advisory
contact@wpscan.comhttps://www.wordfence.com/blog/2021/04/severe-vulnerabilities-patched-in-redirection-for-contact-form-7-plugin/Exploit, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://wpscan.com/vulnerability/db4ba6b0-887e-4ec1-8935-ab21d369b329Exploit, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.wordfence.com/blog/2021/04/severe-vulnerabilities-patched-in-redirection-for-contact-form-7-plugin/Exploit, Vendor Advisory
Impacted products
Vendor Product Version
querysol redirection_for_contact_form_7 *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "Redirection for Contact Form 7",
          "vendor": "Query Solutions",
          "versions": [
            {
              "lessThan": "2.3.4",
              "status": "affected",
              "version": "2.3.4",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "contact@wpscan.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:querysol:redirection_for_contact_form_7:*:*:*:*:*:wordpress:*:*",
              "matchCriteriaId": "F3E1A627-7160-4591-944C-5AEA2D9B3C58",
              "versionEndExcluding": "2.3.4",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Redirection for Contact Form 7 WordPress plugin before 2.3.4, any authenticated user, such as a subscriber, could use the import_from_debug AJAX action to inject PHP objects."
    },
    {
      "lang": "es",
      "value": "En el plugin de WordPress Redirection for Contact Form versiones 7 anteriores a 2.3.4, cualquier usuario autenticado, como un suscriptor, pod\u00eda usar la acci\u00f3n AJAX import_from_debug para inyectar objetos PHP"
    }
  ],
  "id": "CVE-2021-24280",
  "lastModified": "2026-06-17T03:39:45.517",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 6.5,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 8.0,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-05-14T12:15:08.260",
  "references": [
    {
      "source": "contact@wpscan.com",
      "tags": [
        "Exploit",
        "Vendor Advisory"
      ],
      "url": "https://wpscan.com/vulnerability/db4ba6b0-887e-4ec1-8935-ab21d369b329"
    },
    {
      "source": "contact@wpscan.com",
      "tags": [
        "Exploit",
        "Vendor Advisory"
      ],
      "url": "https://www.wordfence.com/blog/2021/04/severe-vulnerabilities-patched-in-redirection-for-contact-form-7-plugin/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Vendor Advisory"
      ],
      "url": "https://wpscan.com/vulnerability/db4ba6b0-887e-4ec1-8935-ab21d369b329"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Vendor Advisory"
      ],
      "url": "https://www.wordfence.com/blog/2021/04/severe-vulnerabilities-patched-in-redirection-for-contact-form-7-plugin/"
    }
  ],
  "sourceIdentifier": "contact@wpscan.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-502"
        }
      ],
      "source": "contact@wpscan.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-502"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.