« Volver al listado

CVE-2021-24568

Estado: ModificadaMedia (5.4)—

The AddToAny Share Buttons WordPress plugin before 1.7.46 does not sanitise its Sharing Header setting when outputting it in frontend pages, allowing high privilege users such as admin to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed

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)

Addtoany — Addtoany Share Buttons

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2021-24568",
  "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": "AddToAny Share Buttons",
          "versions": [
            {
              "status": "affected",
              "version": "1.7.46",
              "lessThan": "1.7.46",
              "versionType": "custom"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-09-06T11:15:08.303",
  "references": [
    {
      "url": "https://wpscan.com/vulnerability/cf7c0207-adb2-44c6-9469-2b24dbfec83a",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "contact@wpscan.com"
    },
    {
      "url": "https://wpscan.com/vulnerability/cf7c0207-adb2-44c6-9469-2b24dbfec83a",
      "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 AddToAny Share Buttons WordPress plugin before 1.7.46 does not sanitise its Sharing Header setting when outputting it in frontend pages, allowing high privilege users such as admin to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed"
    },
    {
      "lang": "es",
      "value": "El plugin de WordPress AddToAny Share Buttons versiones anteriores a 1.7.46, no sanea su configuración de Encabezado Compartido cuando la muestra en las páginas del frontend, que permite a usuarios con altos privilegios, como los administradores, llevar a cabo ataques de tipo Cross-Site Scripting incluso cuando la capacidad unfiltered_html está deshabilitada."
    }
  ],
  "lastModified": "2026-06-17T03:40:15.377",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:addtoany:addtoany_share_buttons:*:*:*:*:*:wordpress:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B7BB655A-80B3-47E8-864B-06D8AB625384",
              "versionEndExcluding": "1.7.46"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "contact@wpscan.com"
}