{
  "document": {
    "category": "csaf_vex",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Copyright © Red Hat, Inc. All rights reserved.",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.",
        "title": "Terms of Use"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "https://access.redhat.com/security/team/contact/",
      "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.",
      "name": "Red Hat Product Security",
      "namespace": "https://www.redhat.com"
    },
    "references": [
      {
        "category": "self",
        "summary": "Canonical URL",
        "url": "https://security.access.redhat.com/data/csaf/v2/vex/2017/cve-2017-20239.json"
      }
    ],
    "title": "MDwiki Cross-Site Scripting via Location Hash Parameter",
    "tracking": {
      "current_release_date": "2026-04-13T19:22:57+00:00",
      "generator": {
        "date": "2026-04-13T19:22:57+00:00",
        "engine": {
          "name": "Red Hat SDEngine",
          "version": "4.7.5"
        }
      },
      "id": "CVE-2017-20239",
      "initial_release_date": "2017-01-01T00:00:00+00:00",
      "revision_history": [
        {
          "date": "2017-01-01T00:00:00+00:00",
          "number": "1",
          "summary": "Initial version"
        },
        {
          "date": "2026-04-13T18:16:41.208000+00:00",
          "number": "2",
          "summary": "Current version"
        },
        {
          "date": "2026-04-13T19:22:57+00:00",
          "number": "3",
          "summary": "Last generated version"
        }
      ],
      "status": "final",
      "version": "3"
    }
  },
  "product_tree": {
    "branches": [
      {
        "category": "vendor",
        "name": "Red Hat",
        "product": {
          "name": "All currently supported Red Hat products",
          "product_id": "red_hat_products",
          "product_identification_helper": {
            "cpe": "cpe:/a:redhat"
          }
        }
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2017-20239",
      "flags": [
        {
          "label": "component_not_present",
          "product_ids": [
            "red_hat_products"
          ]
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "MDwiki contains a cross-site scripting vulnerability that allows remote attackers to execute arbitrary JavaScript by injecting malicious code through the location hash parameter. Attackers can craft URLs with JavaScript payloads in the hash fragment that are parsed and rendered without sanitization, causing the injected scripts to execute in the victim's browser context.",
          "title": "Vulnerability description"
        },
        {
          "category": "other",
          "text": "Red Hat Product Security has determined that this vulnerability does not affect any currently supported Red Hat product. This assessment may evolve based on further analysis and discovery. For more information about this vulnerability and the products it affects, please see the linked references.",
          "title": "Statement"
        }
      ],
      "product_status": {
        "known_not_affected": [
          "red_hat_products"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2017-20239"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2017-20239",
          "url": "https://www.cve.org/CVERecord?id=CVE-2017-20239"
        }
      ],
      "release_date": "2019-01-08T00:00:00+00:00",
      "title": "MDwiki Cross-Site Scripting via Location Hash Parameter"
    }
  ]
}