CVE-2022-32215

Exp

The llhttp parser <v14.20.1, <v16.17.1 and <v18.9.1 in the http module in Node.js does not correctly handle multi-line Transfer-Encoding headers. This can lead to HTTP Request Smuggling (HRS).

Published: 2022-07-14 Last update: 2024-11-21 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2022-32215 is rated High Exploit Risk (74.9/100): CVSS Medium severity, with high exploitation likelihood (EPSS 86.47%, 99th percentile). 1 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2022-32215

EDB-ID Source Kind Published Link
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2022-32215

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-05-13 87.39% 86.47% -0.92%
2 2026-04-15 88.76% 87.39% -1.37%
3 2026-03-04 — 88.76% —

Full EPSS history (58 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2022-32215

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
6.5 3.1 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:L)
Some sensitive info could get out, but not a total data dump.
Integrity (I:L)
Attackers could change some data, but it’s limited—not everything goes.
Availability (A:N)
Service keeps running; no real outage angle.
 3.9 2.5 [email protected]

Weakness enumeration for CVE-2022-32215

OS Trackers for CVE-2022-32215

vendor priority summary link
alpine medium CVE-2022-32215: 2 source package rows (nodejs, nodejs-current); 70 state rows across 14 repos (3.17-community, 3.17-main, 3.18-community, 3.18-main, 3.19-community, 3.19-main, 3.20-community, 3.20-main, 3.21-community, 3.21-main, 3.22-community, 3.22-main, edge-community, edge-main); fixed 20, open 50. https://security.alpinelinux.org/vuln/CVE-2022-32215
debian unimportant CVE-2022-32215 unimportant priority: Debian including 2 source packages (llhttp, nodejs), 7 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 7. https://security-tracker.debian.org/tracker/CVE-2022-32215
gentoo low CVE-2022-32215: 1 GLSA(s) (202405-29), 1 atom(s) (net-libs/nodejs); latest impact low. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2022-32215
redhat medium — https://access.redhat.com/security/cve/CVE-2022-32215
suse medium CVE-2022-32215 severity moderate: SUSE including 78 source package names (12-16.101:nodejs12-12.22.12-150200.4.35.1, 12-16.101:npm12-12.22.12-150200.4.35.1, …), 344 product×package rows across 37 product lines (Container bci/nodejs, SUSE CaaS Platform 4.0, … (37 product lines)): Fixed 344. https://www.suse.com/security/cve/CVE-2022-32215/
ubuntu medium CVE-2022-32215 medium priority: Ubuntu including 1 source packages (nodejs), 10 status rows across 10 suites (bionic, focal, impish, jammy, kinetic, lunar, mantic, trusty, upstream, xenial): not-affected 6, ignored 2, needs-triage 1, released 1. https://ubuntu.com/security/CVE-2022-32215

Affected software / configurations for CVE-2022-32215

Vendor Product Version Raw CPE
llhttp llhttp >= 14.0.0, < 14.20.1 cpe:2.3:a:llhttp:llhttp:*:*:*:*:*:node.js:*:*
llhttp llhttp >= 16.0.0, < 16.17.1 cpe:2.3:a:llhttp:llhttp:*:*:*:*:*:node.js:*:*
llhttp llhttp >= 18.0.0, < 18.9.1 cpe:2.3:a:llhttp:llhttp:*:*:*:*:*:*:*:*
nodejs node.js >= 14.0.0, <= 14.14.0 cpe:2.3:a:nodejs:node.js:*:*:*:*:-:*:*:*
nodejs node.js >= 14.15.0, < 14.20.0 cpe:2.3:a:nodejs:node.js:*:*:*:*:lts:*:*:*
nodejs node.js >= 16.0.0, <= 16.12.0 cpe:2.3:a:nodejs:node.js:*:*:*:*:-:*:*:*
nodejs node.js >= 16.13.0, < 16.16.0 cpe:2.3:a:nodejs:node.js:*:*:*:*:lts:*:*:*
nodejs node.js >= 18.0.0, < 18.5.0 cpe:2.3:a:nodejs:node.js:*:*:*:*:-:*:*:*
fedoraproject fedora 35 cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
fedoraproject fedora 36 cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*
fedoraproject fedora 37 cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*
siemens sinec_ins 1.0 cpe:2.3:a:siemens:sinec_ins:1.0:-:*:*:*:*:*:*
siemens sinec_ins 1.0 cpe:2.3:a:siemens:sinec_ins:1.0:sp1:*:*:*:*:*:*
siemens sinec_ins 1.0 cpe:2.3:a:siemens:sinec_ins:1.0:sp2:*:*:*:*:*:*
debian debian_linux 11.0 cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
stormshield stormshield_management_center < 3.3.2 cpe:2.3:a:stormshield:stormshield_management_center:*:*:*:*:*:*:*:*

References for CVE-2022-32215

cvelogic Threat Intelligence