{"id":"CVE-2022-32213","url":"https://www.cyber-defence.io/tools/cve/CVE-2022-32213","generatedAt":"2026-10-27T18:46:56.964Z","title":"The llhttp parser <v14.20.1, <v16.17.1 and <v18.9.1 in the http module in Node.js does not correctly parse and validate Transfer-Encoding headers and can lead to HTTP Request Smuggling (HRS).","description":"The llhttp parser <v14.20.1, <v16.17.1 and <v18.9.1 in the http module in Node.js does not correctly parse and validate Transfer-Encoding headers and can lead to HTTP Request Smuggling (HRS).","published":"2022-07-14T15:15:08.000Z","lastModified":"2026-06-17T04:46:53.000Z","status":"Modified","sourceIdentifier":"support@hackerone.com","cvss":{"version":"3.1","score":6.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"},"cwe":["CWE-444"],"affected":["llhttp/llhttp","nodejs/node.js","fedoraproject/fedora","siemens/sinec ins","debian/debian linux","stormshield/stormshield management center"],"epss":{"score":0.44843,"percentile":0.98766,"date":"2026-10-26","history":[{"date":"2026-09-30","score":0.45956,"percentile":0.98768},{"date":"2026-10-25","score":0.44843,"percentile":0.98766}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 44.8%, higher than 99% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-332410.pdf","tags":["Patch","Third Party Advisory"],"source":"support@hackerone.com"},{"url":"https://hackerone.com/reports/1524555","tags":["Exploit","Third Party Advisory"],"source":"support@hackerone.com"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2ICG6CSIB3GUWH5DUSQEVX53MOJW7LYK/","source":"support@hackerone.com"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QCNN3YG2BCLS4ZEKJ3CLSUT6AS7AXTH3/","source":"support@hackerone.com"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VMQK5L5SBYD47QQZ67LEMHNQ662GH3OY/","source":"support@hackerone.com"},{"url":"https://nodejs.org/en/blog/vulnerability/july-2022-security-releases/","tags":["Patch","Vendor Advisory"],"source":"support@hackerone.com"},{"url":"https://www.debian.org/security/2023/dsa-5326","tags":["Third Party Advisory"],"source":"support@hackerone.com"},{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-332410.pdf","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://hackerone.com/reports/1524555","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2ICG6CSIB3GUWH5DUSQEVX53MOJW7LYK/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QCNN3YG2BCLS4ZEKJ3CLSUT6AS7AXTH3/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VMQK5L5SBYD47QQZ67LEMHNQ662GH3OY/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://nodejs.org/en/blog/vulnerability/july-2022-security-releases/","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.debian.org/security/2023/dsa-5326","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-32213","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}