{
  "schemaVersion": 1,
  "attribution": [
    {
      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "licence": "US government work"
    },
    {
      "source": "GitHub Advisory Database",
      "url": "https://github.com/advisories",
      "licence": "CC BY 4.0"
    },
    {
      "source": "Have I Been Pwned",
      "url": "https://haveibeenpwned.com/",
      "licence": "CC BY 4.0"
    },
    {
      "source": "CVE Program (CVE records)",
      "url": "https://www.cve.org/Legal/TermsOfUse",
      "licence": "CVE Terms of Use",
      "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.",
      "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss/",
      "licence": "free to use; FIRST requests attribution"
    }
  ],
  "record": {
    "id": "CVE-2025-9467",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2025-9467",
    "idYear": 2025,
    "status": "PUBLISHED",
    "publishedAt": "2025-09-04T06:15:47.336Z",
    "updatedAt": "2026-09-14T13:12:33.699Z",
    "importedAt": "2026-10-24T01:57:44.935Z",
    "snapshot": {
      "id": "cve_2026-10-24_midnight_baseline",
      "at": "2026-10-24T00:00:00.000Z",
      "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z"
    },
    "facts": {
      "title": "Possibility to bypass file upload validation on the server-side",
      "summary": "When the Vaadin Upload's start listener is used to validate metadata about an incoming upload, it is possible to bypass the upload validation. \n\n\nUsers of affected versions should apply the following mitigation or upgrade. Releases that have fixed this issue include:\n\nProduct version\nVaadin 7.0.0 - 7.7.47\nVaadin 8.0.0 - 8.28.1\nVaadin 14.0.0 - 14.13.0\nVaadin 23.0.0 - 23.6.1\nVaadin 24.0.0 - 24.7.6\n\nMitigation\nUpgrade to 7.7.48\nUpgrade to 8.28.2\nUpgrade to 14.13.1\nUpgrade to 23.6.2\nUpgrade to 24.7.7 or newer\n\nPlease note that Vaadin versions 10-13 and 15-22 are no longer supported and you should update either to the latest 14, 23, 24 version.\n\nArtifacts     Maven coordinatesVulnerable versionsFixed versioncom.vaadin:vaadin-server\n7.0.0 - 7.7.47\n≥7.7.48\ncom.vaadin:vaadin-server\n8.0.0 - 8.28.1\n≥8.28.2\ncom.vaadin:vaadin\n14.0.0 - 14.13.0\n≥14.13.1\ncom.vaadin:vaadin23.0.0 - 23.6.1\n≥23.6.2\ncom.vaadin:vaadin24.0.0 - 24.7.6\n≥24.7.7com.vaadin:vaadin-upload-flow\n2.0.0 - 14.13.0\n≥14.13.1\ncom.vaadin:vaadin-upload-flow\n23.0.0 - 23.6.1\n≥23.6.2\ncom.vaadin:vaadin-upload-flow\n24.0.0 - 24.7.6\n≥24.7.7",
      "affected": [
        {
          "vendor": "vaadin",
          "product": "vaadin",
          "packageName": "com.vaadin:vaadin",
          "collectionURL": "https://repo.maven.apache.org/maven2",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "14.0.0",
              "status": "affected",
              "versionType": "maven",
              "lessThanOrEqual": "14.13.0"
            },
            {
              "version": "23.0.0",
              "status": "affected",
              "versionType": "maven",
              "lessThanOrEqual": "23.6.1"
            },
            {
              "version": "24.0.0",
              "status": "affected",
              "versionType": "maven",
              "lessThanOrEqual": "24.7.6"
            }
          ]
        },
        {
          "vendor": "vaadin",
          "product": "framework",
          "packageName": "com.vaadin:vaadin-server",
          "collectionURL": "https://repo.maven.apache.org/maven2",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "7.0.0",
              "status": "affected",
              "versionType": "maven",
              "lessThanOrEqual": "7.7.47"
            },
            {
              "version": "8.0.0",
              "status": "affected",
              "versionType": "maven",
              "lessThanOrEqual": "8.28.1"
            }
          ]
        },
        {
          "vendor": "vaadin",
          "product": "vaadin-upload-flow",
          "packageName": "com.vaadin:vaadin-upload-flow",
          "collectionURL": "https://repo.maven.apache.org/maven2",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "2.0.0",
              "status": "affected",
              "versionType": "maven",
              "lessThanOrEqual": "14.13.0"
            },
            {
              "version": "23.0.0",
              "status": "affected",
              "versionType": "maven",
              "lessThanOrEqual": "23.6.1"
            },
            {
              "version": "24.0.0",
              "status": "affected",
              "versionType": "maven",
              "lessThanOrEqual": "24.7.6"
            }
          ]
        }
      ]
    }
  }
}