{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:apache:commons_configuration:*:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "2.2"
              },
              {
                "fixed": "2.15.0"
              }
            ],
            "source": [
              "AFFECTED_FIELD",
              "CPE_RANGE"
            ]
          },
          "events": [
            {
              "introduced": "137997974e0ebd3acd047243f46ddf3b90fa0160"
            },
            {
              "fixed": "26d8bc8c397296983800da80ef1277dbdb5700e4"
            }
          ],
          "repo": "https://github.com/apache/commons-configuration",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "apache",
    "cwe_ids": [
      "CWE-674"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/45xxx/CVE-2026-45205.json"
  },
  "details": "Uncontrolled Recursion vulnerability in Apache Commons.\n\nWhen processing an untrusted configuration file, Commons Configuration will throw a StackOverflowError for YAML input with cycles.\nThis issue affects Apache Commons: from 2.2 before 2.15.0.\n\nUsers are recommended to upgrade to version 2.15.0, which fixes the issue.",
  "id": "CVE-2026-45205",
  "modified": "2026-07-15T01:49:12.079156523Z",
  "published": "2026-05-14T11:22:43.908Z",
  "references": [
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2026/05/14/5"
    },
    {
      "type": "WEB",
      "url": "https://repo.maven.apache.org/maven2"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/45xxx/CVE-2026-45205.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://lists.apache.org/thread/q3q3j10ohcqhs6o0rg1v7kz6kk27vtkk"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-45205"
    },
    {
      "type": "FIX",
      "url": "https://github.com/apache/commons-configuration/pull/634"
    }
  ],
  "schema_version": "1.8.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Apache Commons Configuration: StackOverflowError for YAML input with cycles"
}