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CVE-2021-24450

Estado: ModificadaMedia (4.8)—

The User Registration, User Profiles, Login & Membership – ProfilePress (Formerly WP User Avatar) WordPress plugin before 3.1.8 did not sanitise or escape some of its settings before saving them and outputting them back in the page, allowing high privilege users such as admin to set JavaScript payloads in them even when the unfiltered_html capability is disallowed, leading to an authenticated Stored 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)

Properfraction — Profilepress

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-24450",
  "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": 4.8,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 2.7,
        "exploitabilityScore": 1.7
      }
    ]
  },
  "affected": [
    {
      "source": "contact@wpscan.com",
      "affectedData": [
        {
          "vendor": "Unknown",
          "product": "User Registration, User Profiles, Login & Membership – ProfilePress (Formerly WP User Avatar)",
          "versions": [
            {
              "status": "affected",
              "version": "3.1.8",
              "lessThan": "3.1.8",
              "versionType": "custom"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-08-02T11:15:09.233",
  "references": [
    {
      "url": "https://wpscan.com/vulnerability/a8625579-fe8f-4bc1-a641-0e26ad141c92",
      "tags": [
        "Exploit",
        "Third Party Advisory"
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      "source": "contact@wpscan.com"
    },
    {
      "url": "https://wpscan.com/vulnerability/a8625579-fe8f-4bc1-a641-0e26ad141c92",
      "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 User Registration, User Profiles, Login & Membership – ProfilePress (Formerly WP User Avatar) WordPress plugin before 3.1.8 did not sanitise or escape some of its settings before saving them and outputting them back in the page, allowing high privilege users such as admin to set JavaScript payloads in them even when the unfiltered_html capability is disallowed, leading to an authenticated Stored Cross-Site Scripting issue"
    },
    {
      "lang": "es",
      "value": "El plugin de WordPress User Registration, User Profiles, Login & Membership – ProfilePress (Anteriormente WP User Avatar) versiones anteriores a 3.1.8, no saneaba o escapaba de algunas de sus configuraciones antes de guardarlas y devolverlas a la página, permitiendo a usuarios con altos privilegios, como el administrador, establecer cargas útiles de JavaScript en ellas incluso cuando la capacidad unfiltered_html está deshabilitada, conllevando a un problema de tipo Cross-Site Scripting Almacenado autenticado"
    }
  ],
  "lastModified": "2026-06-17T03:40:02.960",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:properfraction:profilepress:*:*:*:*:*:wordpress:*:*",
              "vulnerable": true,
              "matchCriteriaId": "1EEC1B08-31E1-4502-B317-28FD2E4BF263",
              "versionEndExcluding": "3.1.8"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "contact@wpscan.com"
}