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CVE-2021-24434

Estado: ModificadaMedia (6.1)—

El plugin Glass de WordPress versiones hasta 1.3.2, no sanea ni escapa de su configuración "Glass Pages" antes de salir en una página, conllevando a un problema de tipo Cross-Site Scripting Almacenado. Además, el plugin no tenía una comprobación de CSRF cuando guarda su configuración, permitiendo explotar el problema por medio de un ataque de tipo CSRF

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)

Codeblab — Glass

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-24434",
  "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": "Glass",
          "versions": [
            {
              "status": "affected",
              "version": "1.3.2",
              "versionType": "custom",
              "lessThanOrEqual": "1.3.2"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-07-12T20:15:09.480",
  "references": [
    {
      "url": "https://wpscan.com/vulnerability/dbea2dc2-83f6-4e70-b044-a68a4c9b9c39",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "contact@wpscan.com"
    },
    {
      "url": "https://wpscan.com/vulnerability/dbea2dc2-83f6-4e70-b044-a68a4c9b9c39",
      "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"
        },
        {
          "lang": "en",
          "value": "CWE-352"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        },
        {
          "lang": "en",
          "value": "CWE-352"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Glass WordPress plugin through 1.3.2 does not sanitise or escape its \"Glass Pages\" setting before outputting in a page, leading to a Stored Cross-Site Scripting issue. Furthermore, the plugin did not have CSRF check in place when saving its settings, allowing the issue to be exploited via a CSRF attack."
    },
    {
      "lang": "es",
      "value": "El plugin Glass de WordPress versiones hasta 1.3.2, no sanea ni escapa de su configuración \"Glass Pages\" antes de salir en una página, conllevando a un problema de tipo Cross-Site Scripting Almacenado. Además, el plugin no tenía una comprobación de CSRF cuando guarda su configuración, permitiendo explotar el problema por medio de un ataque de tipo CSRF"
    }
  ],
  "lastModified": "2026-06-17T03:40:01.257",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:codeblab:glass:*:*:*:*:*:wordpress:*:*",
              "vulnerable": true,
              "matchCriteriaId": "2D79469B-95D2-474C-8AB0-371D080CEFCE",
              "versionEndIncluding": "1.3.2"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "contact@wpscan.com"
}