Riskcovery

CVE-2021-22959

State
Published
Severity
Not scored
Published
Nov 15, 2021
Updated
Apr 30, 2025
Reserved
Jan 6, 2021

Read the record on cve.org

Description

The parser in accepts requests with a space (SP) right after the header name before the colon. This can lead to HTTP Request Smuggling (HRS) in llhttp < v2.1.4 and < v6.0.6.

Scores

The record has no CVSS score.

Weaknesses

  • CWE-444 HTTP Request Smuggling (CWE-444)

Affected Products

ProductVersions
NodeNodeJS
  • 4.0 to before 4.*Affected
  • 5.0 to before 5.*Affected
  • 6.0 to before 6.*Affected
  • 7.0 to before 7.*Affected
  • 8.0 to before 8.*Affected
  • 9.0 to before 9.*Affected
  • 10.0 to before 10.*Affected
  • 11.0 to before 11.*Affected
  • 12.0 to before 12.22.7Affected
  • 13.0 to before 13.*Affected
  • 14.0 to before 14.18.1Affected
  • 15.0 to before 15.*Affected
  • 16.0 to before 16.11.1Affected

References

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.