{"id":"CVE-2023-30589","revision":"94679060c3604414ae7d48d5ae376f3d","records":[{"revision":"94679060c3604414ae7d48d5ae376f3d","observedAt":"2026-10-24T22:17:10.222+00:00","statement":{"source":"nvd","id":"CVE-2023-30589","aliases":[],"title":"The llhttp parser in the http module in Node v20.2.0 does not strictly use the CRLF sequence to delimit HTTP requests. This can lead to HTTP Request Smuggling (HRS).","description":"The llhttp parser in the http module in Node v20.2.0 does not strictly use the CRLF sequence to delimit HTTP requests. This can lead to HTTP Request Smuggling (HRS).\r\n\r\nThe CR character (without LF) is sufficient to delimit HTTP header fields in the llhttp parser. According to RFC7230 section 3, only the CRLF sequence should delimit each header-field. This impacts all Node.js active versions: v16, v18, and, v20","state":0,"publishedAt":"2023-07-01T00:15:10.293+00:00","modifiedAt":"2026-10-08T22:17:24.087+00:00","affected":[],"metrics":[{"system":"CVSS 3.1 · nvd@nist.gov · Primary","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","score":7.5,"severity":"HIGH"}],"references":["https://hackerone.com/reports/2001873","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HMEELCREWMRT6NS7HWXLA6XFLLMO36HE/","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IV326O2X4BE3SINX5FJHMAKVHUAA4ZYF/","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UEJWL67XR67JAGEL2ZK22NA3BRKNMZNY/","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VCVG4TQRGTK4LKAZKVEQAUEJM7DUACYE/","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VEEQIN5242K5NBE2CZ4DYTNA5B4YTYE5/","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VKFMKD4MJZIKFQJAAJ4VZ2FHIJ764A76/","https://security.netapp.com/advisory/ntap-20230803-0009/","https://security.netapp.com/advisory/ntap-20240621-0006/","https://lists.debian.org/debian-lts-announce/2024/09/msg00029.html"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2023-30589","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Modified","weaknesses":["NVD-CWE-Other"],"productCriteria":["cpe:2.3:a:nodejs:node.js:*:*:*:*:-:*:*:*","cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*","cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*"],"sourceDates":{"published":"2023-07-01T00:15:10.293","lastModified":"2026-10-08T22:17:24.087"},"relatedAdvisories":[],"note":"NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON."},"key":"nvd:CVE-2023-30589","identifiers":["CVE-2023-30589"]},"retained":false,"historicalAffected":[]}],"coverage":[]}