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CVE-2021-24746

Estado: ModificadaMedia (6.1)—

The Social Sharing Plugin WordPress plugin before 3.3.40 does not escape the viewed post URL before outputting it back in onclick attributes when the "Enable 'More' icon" option is enabled (which is the default setting), leading to a Reflected Cross-Site Scripting issue.

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)

Heateor — Sassy Social Share

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-24746",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4.3,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 6.1,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 2.7,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "contact@wpscan.com",
      "affectedData": [
        {
          "vendor": "Unknown",
          "product": "Social Sharing Plugin – Sassy Social Share",
          "versions": [
            {
              "status": "affected",
              "version": "3.3.40",
              "lessThan": "3.3.40",
              "versionType": "custom"
            }
          ]
        }
      ]
    }
  ],
  "published": "2022-03-28T18:15:08.313",
  "references": [
    {
      "url": "https://wpscan.com/vulnerability/99f4fb32-e312-4059-adaf-f4cbaa92d4fa",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "contact@wpscan.com"
    },
    {
      "url": "https://wpscan.com/vulnerability/99f4fb32-e312-4059-adaf-f4cbaa92d4fa",
      "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 Social Sharing Plugin WordPress plugin before 3.3.40 does not escape the viewed post URL before outputting it back in onclick attributes when the \"Enable 'More' icon\" option is enabled (which is the default setting), leading to a Reflected Cross-Site Scripting issue."
    },
    {
      "lang": "es",
      "value": "El plugin Social Sharing Plugin de WordPress versiones anteriores a 3.3.40, no escapa la URL de la entrada visualizada antes de devolverla en los atributos onclick cuando la opción \"Enable \"More\" icon'\" está habilitada (que es la configuración por defecto), conllevando un problema de tipo Cross-Site Scripting Reflejado"
    }
  ],
  "lastModified": "2026-06-17T03:40:50.230",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:heateor:sassy_social_share:*:*:*:*:*:wordpress:*:*",
              "vulnerable": true,
              "matchCriteriaId": "FBD96D42-CAEC-45FF-9DD2-1ED3D94FC077",
              "versionEndExcluding": "3.3.40"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "contact@wpscan.com"
}