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CVE-2021-24540

Estado: ModificadaMedia (5.4)—

The Wonder Video Embed WordPress plugin before 1.8 does not escape parameters of its wonderplugin_video shortcode, which could allow users with a role as low as Contributor to perform Stored XSS 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).

Tecnologías afectadas (1)

Wonderplugin — Wonder Video Embed

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-24540",
  "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": 5.4,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 2.7,
        "exploitabilityScore": 2.3
      }
    ]
  },
  "affected": [
    {
      "source": "contact@wpscan.com",
      "affectedData": [
        {
          "vendor": "Unknown",
          "product": "Wonder Video Embed",
          "versions": [
            {
              "status": "affected",
              "version": "1.8",
              "lessThan": "1.8",
              "versionType": "custom"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-08-16T11:15:09.177",
  "references": [
    {
      "url": "https://wpscan.com/vulnerability/67910e5d-ea93-418b-af81-c50d0e05d213",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "contact@wpscan.com"
    },
    {
      "url": "https://wpscan.com/vulnerability/67910e5d-ea93-418b-af81-c50d0e05d213",
      "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"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Wonder Video Embed WordPress plugin before 1.8 does not escape parameters of its wonderplugin_video shortcode, which could allow users with a role as low as Contributor to perform Stored XSS attacks."
    },
    {
      "lang": "es",
      "value": "El plugin de WordPress Wonder Video Embed versiones anteriores a 1.8, no escapa de los parámetros de su shortcode wonderplugin_video, que podría permitir a usuarios con un rol tan bajo como el de Contributor llevar a cabo ataques de tipo XSS Almacenado."
    }
  ],
  "lastModified": "2026-06-17T03:40:12.340",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:wonderplugin:wonder_video_embed:*:*:*:*:*:wordpress:*:*",
              "vulnerable": true,
              "matchCriteriaId": "F450974C-A03B-415B-AE15-CC9A6217EB15",
              "versionEndExcluding": "1.8"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "contact@wpscan.com"
}