{"id":"CVE-2022-33977","aliases":["GHSA-7xr3-6ggc-wc9p","PYSEC-2022-243"],"url":"https://o3.security/vulnerability/CVE-2022-33977","summary":"untangle vulnerable to XML Entity Expansion","details":"untangle is a python library to convert XML data to python objects. untangle versions 1.2.0 and earlier improperly restricts recursive entity references in DTDs. By exploiting this vulnerability, a remote unauthenticated attacker may cause a denial-of-service (DoS) condition on the server where the product is running.","published":"2022-07-26T05:10:44Z","modified":"2026-07-15T01:48:57.877352945Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"untangle","fixedVersion":"1.2.1"}],"fix":null,"references":[{"type":"WEB","url":"https://github.com/stchris/untangle/releases/tag/1.2.1"},{"type":"WEB","url":"https://jvn.jp/en/jp/JVN30454777/"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/33xxx/CVE-2022-33977.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-33977"},{"type":"PACKAGE","url":"https://github.com/stchris/untangle"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-15T01:48:57.877352945Z"}}