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
0.01% (2nd percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-THINGSBOARD-16539733
  • 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 Chainguard 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 Chainguard. See How to fix? for Chainguard 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