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CVE-2019-20903

Estado: ModificadaMedia (5.4)—

The hyperlinks functionality in atlaskit/editor-core in before version 113.1.5 allows remote attackers to inject arbitrary HTML or JavaScript via a Cross-Site Scripting (XSS) vulnerability in link targets.

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)

Atlassian — Editor-core

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2019-20903",
  "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": "security@atlassian.com",
      "affectedData": [
        {
          "vendor": "Atlassian",
          "product": "@atlaskit/editor-core",
          "versions": [
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "113.1.5",
              "versionType": "custom"
            }
          ]
        }
      ]
    }
  ],
  "published": "2020-10-01T02:15:12.513",
  "references": [
    {
      "url": "https://atlaskit.atlassian.com/packages/editor/editor-core/changelog/113.1.5",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "source": "security@atlassian.com"
    },
    {
      "url": "https://confluence.atlassian.com/pages/viewpage.action?pageId=1021244735",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "security@atlassian.com"
    },
    {
      "url": "https://www.npmjs.com/package/%40atlaskit/editor-core",
      "source": "security@atlassian.com"
    },
    {
      "url": "https://atlaskit.atlassian.com/packages/editor/editor-core/changelog/113.1.5",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://confluence.atlassian.com/pages/viewpage.action?pageId=1021244735",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.npmjs.com/package/%40atlaskit/editor-core",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The hyperlinks functionality in atlaskit/editor-core in before version 113.1.5 allows remote attackers to inject arbitrary HTML or JavaScript via a Cross-Site Scripting (XSS) vulnerability in link targets."
    },
    {
      "lang": "es",
      "value": "La funcionalidad hyperlinks en atlaskit/editor-core versiones anteriores a 113.1.5, permite a atacantes remotos inyectar HTML o JavaScript arbitrario por medio de una vulnerabilidad de tipo Cross-Site Scripting (XSS) en los objetivos del enlace"
    }
  ],
  "lastModified": "2026-06-17T02:31:24.653",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:atlassian:editor-core:*:*:*:*:*:node.js:*:*",
              "vulnerable": true,
              "matchCriteriaId": "23DAAE6B-63CE-43D6-B974-9F0E354BC76C",
              "versionEndExcluding": "113.1.5"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "security@atlassian.com"
}