HTTP Request Smuggling Affecting nodejs package, versions <12.22.7~dfsg-1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
2.29% (82nd percentile)

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  • Snyk IDSNYK-ECHOLATEST-NODEJS-18427050
  • published30 Jul 2026
  • disclosed3 Nov 2021

Introduced: 3 Nov 2021

CVE-2021-22960  (opens in a new tab)
CWE-444  (opens in a new tab)

How to fix?

Upgrade Echo:latest nodejs to version 12.22.7~dfsg-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream nodejs package and not the nodejs package as distributed by Echo. See How to fix? for Echo:latest relevant fixed versions and status.

The parse function in llhttp < 2.1.4 and < 6.0.6. ignores chunk extensions when parsing the body of chunked requests. This leads to HTTP Request Smuggling (HRS) under certain conditions.

CVSS Base Scores

version 3.1