FKIE_CVE-2020-26296

Vulnerability from fkie_nvd - Published: 2020-12-30 23:15 - Updated: 2026-06-17 03:08
Severity
8.7 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
8.7 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
Summary
Vega is a visualization grammar, a declarative format for creating, saving, and sharing interactive visualization designs. Vega in an npm package. In Vega before version 5.17.3 there is an XSS vulnerability in Vega expressions. Through a specially crafted Vega expression, an attacker could execute arbitrary javascript on a victim's machine. This is fixed in version 5.17.3
References
security-advisories@github.comhttps://github.com/vega/vega/issues/3018Third Party Advisory
security-advisories@github.comhttps://github.com/vega/vega/pull/3019Third Party Advisory
security-advisories@github.comhttps://github.com/vega/vega/releases/tag/v5.17.3Release Notes, Third Party Advisory
security-advisories@github.comhttps://github.com/vega/vega/security/advisories/GHSA-r2qc-w64x-6j54Third Party Advisory
security-advisories@github.comhttps://www.npmjs.com/package/vegaThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/vega/vega/issues/3018Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/vega/vega/pull/3019Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/vega/vega/releases/tag/v5.17.3Release Notes, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/vega/vega/security/advisories/GHSA-r2qc-w64x-6j54Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.npmjs.com/package/vegaThird Party Advisory
Impacted products
Vendor Product Version
vega_project vega *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "vega",
          "vendor": "vega",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c 5.17.3"
            }
          ]
        }
      ],
      "source": "security-advisories@github.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:vega_project:vega:*:*:*:*:*:node.js:*:*",
              "matchCriteriaId": "7A1B602E-B94B-4BD0-ADF7-2582C27105D2",
              "versionEndExcluding": "5.17.3",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Vega is a visualization grammar, a declarative format for creating, saving, and sharing interactive visualization designs. Vega in an npm package. In Vega before version 5.17.3 there is an XSS vulnerability in Vega expressions. Through a specially crafted Vega expression, an attacker could execute arbitrary javascript on a victim\u0027s machine. This is fixed in version 5.17.3"
    },
    {
      "lang": "es",
      "value": "Vega es una gram\u00e1tica de visualizaci\u00f3n, un formato declarativo para crear, guardar y compartir dise\u00f1os de visualizaci\u00f3n interactivos.\u0026#xa0;Vega en un paquete npm.\u0026#xa0;En Vega versiones anteriores a 5.17.3, se presenta una vulnerabilidad de tipo XSS en las expresiones de Vega.\u0026#xa0;Mediante una expresi\u00f3n Vega especialmente dise\u00f1ada, un atacante podr\u00eda ejecutar javascript arbitrario en la m\u00e1quina de una v\u00edctima.\u0026#xa0;Esto es corregido en la versi\u00f3n 5.17.3"
    }
  ],
  "id": "CVE-2020-26296",
  "lastModified": "2026-06-17T03:08:01.340",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "LOW",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "NONE",
          "baseScore": 3.5,
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 6.8,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 8.7,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "CHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.3,
        "impactScore": 5.8,
        "source": "security-advisories@github.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 8.7,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "CHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.3,
        "impactScore": 5.8,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2020-12-30T23:15:15.233",
  "references": [
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://github.com/vega/vega/issues/3018"
    },
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://github.com/vega/vega/pull/3019"
    },
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Release Notes",
        "Third Party Advisory"
      ],
      "url": "https://github.com/vega/vega/releases/tag/v5.17.3"
    },
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://github.com/vega/vega/security/advisories/GHSA-r2qc-w64x-6j54"
    },
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.npmjs.com/package/vega"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://github.com/vega/vega/issues/3018"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://github.com/vega/vega/pull/3019"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Release Notes",
        "Third Party Advisory"
      ],
      "url": "https://github.com/vega/vega/releases/tag/v5.17.3"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://github.com/vega/vega/security/advisories/GHSA-r2qc-w64x-6j54"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.npmjs.com/package/vega"
    }
  ],
  "sourceIdentifier": "security-advisories@github.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ],
      "source": "security-advisories@github.com",
      "type": "Secondary"
    }
  ]
}



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