{"id":"CVE-2026-45205","aliases":["GHSA-337m-mw94-2v6g"],"url":"https://o3.security/vulnerability/CVE-2026-45205","summary":"Apache Commons Configuration: StackOverflowError for YAML input with cycles","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.","published":"2026-05-14T11:22:43.908Z","modified":"2026-07-15T01:49:12.079156523Z","cvss":{"score":5.3,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},"epss":{"score":0.00469,"percentile":0.38213,"asOf":"2026-08-09"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.apache.commons:commons-configuration2","fixedVersion":"2.15.0"}],"fix":{"url":"https://github.com/apache/commons-configuration/pull/634","label":"apache/commons-configuration#634"},"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"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-15T01:49:12.079156523Z"}}