{"id":"CVE-2018-20993","aliases":["GHSA-hv87-47h9-jcvq","RUSTSEC-2018-0006"],"url":"https://o3.security/vulnerability/CVE-2018-20993","summary":"Uncontrolled recursion in rust-yaml","details":"An issue was discovered in the yaml-rust crate before 0.4.1 for Rust. There is uncontrolled recursion during deserialization.","published":"2019-08-26T13:15:11.180Z","modified":"2026-07-08T19:45:29.268158Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"epss":{"score":0.01375,"percentile":0.69542,"asOf":"2026-08-23"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"crates.io","name":"yaml-rust","fixedVersion":"0.4.1"}],"fix":null,"references":[{"type":"FIX","url":"https://rustsec.org/advisories/RUSTSEC-2018-0006.html"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T19:45:29.268158Z"}}