{"cve":"CVE-2022-35256","nvd":{"published":"2022-12-05T22:15:10.570","modified":"2026-06-17T04:51:40.007","status":"Modified","description":"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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","score":6.5},"cwes":["CWE-444"],"references":["https://cert-portal.siemens.com/productcert/pdf/ssa-332410.pdf","https://hackerone.com/reports/1675191","https://www.debian.org/security/2023/dsa-5326","https://cert-portal.siemens.com/productcert/pdf/ssa-332410.pdf","https://hackerone.com/reports/1675191"],"products":["debian:debian_linux","llhttp:llhttp","nodejs:node.js","siemens:sinec_ins"],"source":"nvd","synced_at":"2026-10-19T21:37:28.463369388+00:00"},"epss":{"cve":"CVE-2022-35256","score":0.02764,"percentile":0.86294,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}