HTTP Request Smuggling Affecting thingsboard package, versions <4.3.1.1-r5


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.04% (11th percentile)

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  • Snyk IDSNYK-WOLFILATEST-THINGSBOARD-16539330
  • published8 May 2026
  • disclosed13 May 2026

Introduced: 8 May 2026

NewCVE-2026-42585  (opens in a new tab)
CWE-444  (opens in a new tab)

How to fix?

Upgrade Wolfi thingsboard to version 4.3.1.1-r5 or higher.

NVD Description

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

Netty is an asynchronous, event-driven network application framework. Prior to 4.2.13.Final and 4.1.133.Final, Netty incorrectly parses malformed Transfer-Encoding, enabling request smuggling attacks. This vulnerability is fixed in 4.2.13.Final and 4.1.133.Final.

CVSS Base Scores

version 3.1