{"id":"CVE-2022-35256","details":"The llhttp parser in the http module in Node v18.7.0 does not correctly handle header fields that are not terminated with CLRF. This may result in HTTP Request Smuggling.","aliases":["BIT-node-2022-35256","BIT-node-min-2022-35256"],"modified":"2026-07-17T20:59:50.315440210Z","published":"2022-12-05T00:00:00Z","related":["ALSA-2022:6963","ALSA-2022:6964","ALSA-2022:7821","ALSA-2022:7830","ALSA-2023:0321","SUSE-SU-2022:3503-1","SUSE-SU-2022:3516-1","SUSE-SU-2022:3524-1","SUSE-SU-2022:3614-1","SUSE-SU-2022:3615-1","SUSE-SU-2022:3616-1","SUSE-SU-2022:3656-1","SUSE-SU-2022:3835-1","SUSE-SU-2023:0408-1","SUSE-SU-2023:0419-1","openSUSE-SU-2024:12370-1","openSUSE-SU-2024:12376-1"],"database_specific":{"unresolved_ranges":[{"source":"AFFECTED_FIELD","extracted_events":[{"introduced":"4.0"},{"fixed":"4.*"},{"introduced":"5.0"},{"fixed":"5.*"},{"introduced":"6.0"},{"fixed":"6.*"},{"introduced":"7.0"},{"fixed":"7.*"},{"introduced":"8.0"},{"fixed":"8.*"},{"introduced":"9.0"},{"fixed":"9.*"},{"introduced":"10.0"},{"fixed":"10.*"},{"introduced":"11.0"},{"fixed":"11.*"},{"introduced":"12.0"},{"fixed":"12.*"},{"introduced":"13.0"},{"fixed":"13.*"},{"introduced":"14.0"},{"fixed":"14.20.1"},{"introduced":"15.0"},{"fixed":"15.*"},{"introduced":"16.0"},{"fixed":"16.17.1"},{"introduced":"17.0"},{"fixed":"17.*"},{"introduced":"18.0"},{"fixed":"18.9.1"}]}],"cna_assigner":"hackerone","cwe_ids":["CWE-444"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/35xxx/CVE-2022-35256.json"},"references":[{"type":"WEB","url":"https://cert-portal.siemens.com/productcert/pdf/ssa-332410.pdf"},{"type":"WEB","url":"https://hackerone.com/reports/1675191"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/35xxx/CVE-2022-35256.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-35256"},{"type":"ADVISORY","url":"https://www.debian.org/security/2023/dsa-5326"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/nodejs/llhttp","events":[{"introduced":"0"},{"fixed":"07cf037a904240a3a095d796f6e61ed2f563a8fb"}],"database_specific":{"cpe":"cpe:2.3:a:llhttp:llhttp:*:*:*:*:*:node.js:*:*","extracted_events":[{"introduced":"0"},{"fixed":"6.0.10"}],"source":"CPE_RANGE"}}],"versions":["v6.0.9","v5.1.0","v6.0.8","v6.0.6","v2.1.3","v6.0.5","v6.0.4","v6.0.3","v6.0.2","v6.0.1","v6.0.0","v4.0.0","v5.0.0","v2.2.0","v3.0.0","v2.1.1","v2.1.0","v2.0.5","v2.0.4","v2.0.3","v2.0.2","v2.0.1","v2.0.0","v1.1.4","v1.1.3","v1.1.2","v1.1.1","v1.1.0","v1.0.1"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-35256.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"}]}