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CVE-2026-71559

Full vulnerability record from the local CVENow database.

Description

Deserialization of Untrusted Data vulnerability in the Go implementation of Apache Fory allows an attacker to cause a denial of service by supplying crafted data containing malformed type metadata, which triggers an uncaught panic. This issue affects Apache Fory: from 0.16.0 before 1.5.0.  Users of other language implementations are not affected. Users are recommended to upgrade to version 1.5.0, which fixes the issue.

Severity
HIGH
CVSS score
7.5 (v3.1)
Vulnerability status
Analyzed
Source identifier
Published
2026-08-07 10:16:59.477000
Last modified
2026-10-24 15:10:00.190000
View original CVE JSON
{
  "id": "CVE-2026-71559",
  "sourceIdentifier": "[email protected]",
  "published": "2026-08-07T10:16:59.477",
  "lastModified": "2026-10-24T15:10:00.190",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Deserialization of Untrusted Data vulnerability in the Go implementation of Apache Fory allows an attacker to cause a denial of service by supplying crafted data containing malformed type metadata, which triggers an uncaught panic.\n\nThis issue affects Apache Fory: from 0.16.0 before 1.5.0.  Users of other language implementations are not affected.\n\nUsers are recommended to upgrade to version 1.5.0, which fixes the issue."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad de deserialización de datos no confiables en la implementación Go de Apache Fory permite a un atacante causar una denegación de servicio al suministrar datos manipulados que contienen metadatos de tipo malformados, lo que desencadena un pánico no capturado.\n\nEste problema afecta a Apache Fory: desde 0.16.0 antes de 1.5.0. Los usuarios de otras implementaciones de lenguaje no se ven afectados.\n\nSe recomienda a los usuarios actualizar a la versión 1.5.0, que corrige el problema."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "Apache Software Foundation",
          "product": "Apache Fory",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "0.16.0",
              "lessThan": "1.5.0",
              "versionType": "semver",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-08-07T17:51:03.190996Z",
          "id": "CVE-2026-71559",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "[email protected]",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-502"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:apache:fory:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "0.16.0",
              "versionEndExcluding": "1.5.0",
              "matchCriteriaId": "8FE168CC-0AAF-4C45-9A4F-E1A8D1E8A009"
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  "references": [
    {
      "url": "https://lists.apache.org/thread/f28bw002p32yt723rvv3dcwdkljys8r3",
      "source": "[email protected]",
      "tags": [
        "Mailing List",
        "Vendor Advisory"
      ]
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2026/08/07/4",
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
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}