{
  "containers": {
    "cna": {
      "providerMetadata": {
        "orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09"
      },
      "title": "Permissive CORS Configuration in REST API Allows Unrestricted Cross-Origin",
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "CWE-1385 Missing Origin Validation in WebSockets",
              "lang": "en",
              "cweId": "CWE-1385",
              "type": "CWE"
            }
          ]
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "affected": [
        {
          "vendor": "Apache Software Foundation",
          "product": "Apache Helix REST",
          "collectionURL": "https://repo.maven.apache.org/maven2",
          "packageName": "org.apache.helix:helix-rest",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "lessThanOrEqual": "2.0.0",
              "versionType": "semver"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ],
      "descriptions": [
        {
          "value": "Permissive Cross-Origin Resource Sharing (CORS) in the REST API (helix-rest, org.apache.helix.rest.server.filters.CORSFilter) in Apache Helix through 2.0.0 on all platforms allows a remote attacker controlling a web page visited by an authorized user to read responses from and issue cross-origin requests to administrative REST endpoints via a cross-origin request from an arbitrary origin, since the filter unconditionally returns Access-Control-Allow-Origin: * together with Access-Control-Allow-Credentials: true and reflects arbitrary Access-Control-Request-Method / Access-Control-Request-Headers values in preflight responses. Users are recommended to upgrade to version 2.0.1, which fixes this issue.",
          "lang": "en",
          "supportingMedia": [
            {
              "type": "text/html",
              "base64": false,
              "value": "Permissive Cross-Origin Resource Sharing (CORS) in the REST API (helix-rest, org.apache.helix.rest.server.filters.CORSFilter) in Apache Helix through 2.0.0 on all platforms allows a remote attacker controlling a web page visited by an authorized user to read responses from and issue cross-origin requests to administrative REST endpoints via a cross-origin request from an arbitrary origin, since the filter unconditionally returns Access-Control-Allow-Origin: * together with Access-Control-Allow-Credentials: true and reflects arbitrary Access-Control-Request-Method / Access-Control-Request-Headers values in preflight responses. Users are recommended to upgrade to version 2.0.1, which fixes this issue."
            }
          ]
        }
      ],
      "references": [
        {
          "url": "https://lists.apache.org/thread/wy2yv90lvqzx46vkg35xrtfddffq9cfj",
          "tags": [
            "vendor-advisory"
          ]
        }
      ],
      "metrics": [
        {
          "other": {
            "type": "Textual description of severity",
            "content": {
              "text": "low"
            }
          }
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Aastha Aggarwal (https://github.com/Aastha2602)",
          "type": "reporter"
        }
      ],
      "x_generator": {
        "engine": "Vulnogram 0.2.0"
      }
    }
  },
  "cveMetadata": {
    "cveId": "CVE-2026-57111",
    "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09",
    "serial": 1,
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}