02 Records
FEED: ACQUIRING
01 RecordSTATE: PUBLISHED
02 Description
CNA: hackeroneThe llhttp parser <v14.20.1, <v16.17.1 and <v18.9.1 in the http module in Node.js does not strictly use the CRLF sequence to delimit HTTP requests. This can lead to HTTP Request Smuggling (HRS).
03 Exploitation and scoring
SRC: CISA, FIRST, NVD, RED HAT- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 81.46% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Ranks above 99.6% of scored records. A rank, not a probability.
- NVD base score
- 6.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
SCHEMA: 5.1
- Published
- 2022-07-14 00:00Z4 YR AGO
- Last updated
- 2025-04-30 22:24Z1 YR AGO
- Reserved
- 2022-06-01
- Assigning CNA
- hackerone
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-444Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')Base
- Data version
- 5.1
- Document digest
- 066de907f032dfb83706d1b2a3a89c4b762a85dc1d15f8f02358e30d78ac1947
05 Affected products
PAIRS: 1VendorProductVersionsPlatforms
NodeJSNode4.0 to < 4.*, 5.0 to < 5.*, 6.0 to < 6.*, 7.0 to < 7.*, 8.0 to < 8.*, 9.0 to < 9.*, 10.0 to < 10.*, 11.0 to < 11.*, 12.0 to < 12.*, 13.0 to < 13.*, 14.0 to < 14.20.0, 15.0 to < 15.*, 16.0 to < 16.20.0, 17.0 to < 17.*, 18.0 to < 18.5.0—