{"id":"CVE-2026-55390","aliases":["GHSA-442q-2j6p-642g","PYSEC-2026-3556"],"url":"https://o3.security/vulnerability/CVE-2026-55390","summary":"Arbitrary local file read via XSD `schemaLocation` (`xs:include`/`xs:import`) path traversal, with no remote-ref gate","details":"datamodel-code-generator generates Python data models from schema definitions. From 0.59.0 until 0.62.0, XML Schema parsing in src/datamodel_code_generator/parser/xmlschema.py for --input-file-type xmlschema resolves xs:include, xs:import, xs:redefine, and xs:override schemaLocation values outside the input base path, allowing arbitrary local files to be read and reflected into generated models. This issue is fixed in version 0.62.0.","published":"2026-07-28T21:25:32.208Z","modified":"2026-09-11T11:46:58.451674154Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},"epss":{"score":0.00361,"percentile":0.2939,"asOf":"2026-09-11"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"datamodel-code-generator","fixedVersion":"0.62.0"}],"fix":{"url":"https://github.com/koxudaxi/datamodel-code-generator/commit/d2d5cecd9fd3a2a6dbf148bf0740b83a11fc6820","label":"koxudaxi/datamodel-code-generator@d2d5cec"},"references":[{"type":"WEB","url":"https://github.com/koxudaxi/datamodel-code-generator/releases/tag/0.62.0"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/55xxx/CVE-2026-55390.json"},{"type":"ADVISORY","url":"https://github.com/koxudaxi/datamodel-code-generator/security/advisories/GHSA-442q-2j6p-642g"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-55390"},{"type":"FIX","url":"https://github.com/koxudaxi/datamodel-code-generator/commit/d2d5cecd9fd3a2a6dbf148bf0740b83a11fc6820"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-09-11T11:46:58.451674154Z"}}