{
  "cvss": 7.5,
  "datePublished": "2026-07-24T13:18:29.350",
  "dateUpdated": "2026-10-24T13:10:00.147",
  "description": "It is possible to bypass the maximum number of normalized policy alternatives that was introduced in Apache Neethi 3.2.2 via certain crafted policies, which may lead to a denial of service attack via resource consumption. Users are recommended to upgrade to version 3.2.3, which fixes this issue.",
  "id": "CVE-2026-66143",
  "raw": {
    "affected": [
      {
        "affectedData": [
          {
            "collectionURL": "https://repo.maven.apache.org/maven2",
            "defaultStatus": "unaffected",
            "packageName": "org.apache.neethi:neethi",
            "product": "Apache Neethi",
            "vendor": "Apache Software Foundation",
            "versions": [
              {
                "lessThan": "3.2.3",
                "status": "affected",
                "version": "0",
                "versionType": "semver"
              }
            ]
          }
        ],
        "source": "security@apache.org"
      }
    ],
    "configurations": [
      {
        "nodes": [
          {
            "cpeMatch": [
              {
                "criteria": "cpe:2.3:a:apache:neethi:3.2.2:*:*:*:*:*:*:*",
                "matchCriteriaId": "589E0A9A-8551-463C-ADC5-EF0E4894F887",
                "vulnerable": true
              }
            ],
            "negate": false,
            "operator": "OR"
          }
        ]
      }
    ],
    "cveTags": [],
    "descriptions": [
      {
        "lang": "en",
        "value": "It is possible to bypass the maximum number of normalized policy alternatives that was introduced in Apache Neethi 3.2.2 via certain crafted policies, which may lead to a denial of service attack via resource consumption. Users are recommended to upgrade to version 3.2.3, which fixes this issue."
      },
      {
        "lang": "es",
        "value": "Es posible eludir el número máximo de alternativas de política normalizadas que se introdujo en Apache Neethi 3.2.2 a través de ciertas políticas manipuladas, lo que puede conducir a un ataque de denegación de servicio mediante el consumo de recursos. Se recomienda a los usuarios actualizar a la versión 3.2.3, que soluciona este problema."
      }
    ],
    "id": "CVE-2026-66143",
    "lastModified": "2026-10-24T13:10:00.147",
    "metrics": {
      "cvssMetricV31": [
        {
          "cvssData": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 3.6,
          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "type": "Secondary"
        }
      ],
      "ssvcV203": [
        {
          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "ssvcData": {
            "id": "CVE-2026-66143",
            "options": [
              {
                "exploitation": "none"
              },
              {
                "automatable": "yes"
              },
              {
                "technicalImpact": "partial"
              }
            ],
            "role": "CISA Coordinator",
            "timestamp": "2026-07-24T18:39:56.072504Z",
            "version": "2.0.3"
          }
        }
      ]
    },
    "published": "2026-07-24T13:18:29.350",
    "references": [
      {
        "source": "security@apache.org",
        "tags": [
          "Mailing List",
          "Vendor Advisory"
        ],
        "url": "https://lists.apache.org/thread/s6o6p5pvcbcsk54dlg6j699t5gxol28w"
      },
      {
        "source": "af854a3a-2127-422b-91ae-364da2661108",
        "tags": [
          "Mailing List",
          "Third Party Advisory"
        ],
        "url": "http://www.openwall.com/lists/oss-security/2026/07/24/9"
      }
    ],
    "sourceIdentifier": "security@apache.org",
    "vulnStatus": "Analyzed",
    "weaknesses": [
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-400"
          }
        ],
        "source": "security@apache.org",
        "type": "Secondary"
      }
    ]
  },
  "severity": "HIGH",
  "source": "nvd",
  "title": "It is possible to bypass the maximum number of normalized policy alternatives that was introduced in Apache Neethi 3..."
}