Apache Neethi: Missing global alternative-output budget across policy computation paths

{
  "id": "ae6c01cb520e452f65250974342f3883faf8d458ecc587b96502b95fbf4cc019",
  "url": "https://osv.dev/vulnerability/CVE-2026-66143",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Apache Neethi: Missing global alternative-output budget across policy computation paths",
    "summary": "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.",
    "evidence": "osv:CVE-2026-66143",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2026-66143",
      "aliases": [
        "CVE-2026-66143"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/apache/ws-neethi",
              "type": "GIT",
              "events": [
                {
                  "introduced": "2351df23093e1bd4b2d2c8f9630e95e929a5de4e"
                },
                {
                  "last_affected": "2351df23093e1bd4b2d2c8f9630e95e929a5de4e"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:apache:neethi:3.2.2:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "3.2.2"
                      },
                      {
                        "last_affected": "3.2.2"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "3.2.2",
            "neethi-3.2.2"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-66143.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:28.471756733Z",
      "provider": "osv",
      "references": [
        "https://repo.maven.apache.org/maven2",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/66xxx/CVE-2026-66143.json",
        "https://lists.apache.org/thread/s6o6p5pvcbcsk54dlg6j699t5gxol28w",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-66143"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-400"
        ],
        "cna_assigner": "apache",
        "unresolved_ranges": [
          {
            "extracted_events": [
              {
                "range": [
                  {
                    "fixed": "3.2.3"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StandardRange"
              }
            ]
          }
        ],
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/66xxx/CVE-2026-66143.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-66143",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 495380,
  "published_at": "2026-07-24T12:07:52.657+00:00"
}