{"id":"CVE-2017-1000208","aliases":["GHSA-q7pf-qr96-2vq5"],"url":"https://o3.security/vulnerability/CVE-2017-1000208","summary":"Deserialization of Untrusted Data in swagger-parser","details":"A vulnerability in Swagger-Parser's (version <= 1.0.30) yaml parsing functionality results in arbitrary code being executed when a maliciously crafted yaml Open-API specification is parsed. This in particular, affects the 'generate' and 'validate' command in swagger-codegen (<= 2.2.2) and can lead to arbitrary code being executed when these commands are used on a well-crafted yaml specification.","published":"2017-11-17T02:29:01.050Z","modified":"2026-07-08T05:49:51.252699355Z","cvss":{"score":8.8,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[{"ecosystem":"Maven","name":"io.swagger:swagger-codegen","fixedVersion":"2.2.2"},{"ecosystem":"Maven","name":"io.swagger:swagger-parser","fixedVersion":"1.0.31"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://github.com/swagger-api/swagger-parser/releases/tag/v1.0.31"},{"type":"ADVISORY","url":"https://lgtm.com/blog/swagger_snakeyaml_CVE-2017-1000207_CVE-2017-1000208"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T05:49:51.252699355Z"}}