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CVE-2021-33611

Estado: ModificadaMedia (6.1)—

Missing output sanitization in test sources in org.webjars.bowergithub.vaadin:vaadin-menu-bar versions 1.0.0 through 1.2.0 (Vaadin 14.0.0 through 14.4.4) allows remote attackers to execute malicious JavaScript in browser by opening crafted URL

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 (2)

Vaadin — VaadinVaadin — Vaadin-menu-bar

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-33611",
  "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": "Secondary",
        "source": "security@vaadin.com",
        "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
      },
      {
        "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": "security@vaadin.com",
      "affectedData": [
        {
          "vendor": "Vaadin",
          "product": "Vaadin",
          "versions": [
            {
              "status": "affected",
              "version": "14.0.0",
              "lessThan": "unspecified",
              "versionType": "custom"
            },
            {
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom",
              "lessThanOrEqual": "14.4.4"
            }
          ]
        },
        {
          "vendor": "Vaadin",
          "product": "vaadin-menu-bar",
          "versions": [
            {
              "status": "affected",
              "version": "1.0.0",
              "lessThan": "unspecified",
              "versionType": "custom"
            },
            {
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom",
              "lessThanOrEqual": "1.2.0"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-11-02T10:15:07.683",
  "references": [
    {
      "url": "https://github.com/vaadin/vaadin-menu-bar/pull/126",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "source": "security@vaadin.com"
    },
    {
      "url": "https://vaadin.com/security/cve-2021-33611",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "security@vaadin.com"
    },
    {
      "url": "https://github.com/vaadin/vaadin-menu-bar/pull/126",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://vaadin.com/security/cve-2021-33611",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "security@vaadin.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Missing output sanitization in test sources in org.webjars.bowergithub.vaadin:vaadin-menu-bar versions 1.0.0 through 1.2.0 (Vaadin 14.0.0 through 14.4.4) allows remote attackers to execute malicious JavaScript in browser by opening crafted URL"
    },
    {
      "lang": "es",
      "value": "Una falta de saneo de la salida en las fuentes de prueba en org.webjars.bowergithub.vaadin:vaadin-menu-bar versiones 1.0.0 hasta 1.2.0 (Vaadin versiones 14.0.0 hasta 14.4.4), permite a atacantes remotos ejecutar JavaScript malicioso en el navegador al abrir una URL diseñada"
    }
  ],
  "lastModified": "2026-06-17T03:54:52.230",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:vaadin:vaadin:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "1ACE9CEA-D935-4961-81D6-B886DB4B0348",
              "versionEndIncluding": "14.4.4",
              "versionStartIncluding": "14.0.0"
            },
            {
              "criteria": "cpe:2.3:a:vaadin:vaadin-menu-bar:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "E4F9D779-8982-4D8D-BE86-14D860337241",
              "versionEndIncluding": "1.2.0",
              "versionStartIncluding": "1.0.0"
            }
          ],
          "operator": "AND"
        }
      ]
    }
  ],
  "sourceIdentifier": "security@vaadin.com"
}