CVE-2026-42580 - Vulnerability details

6.5/10

CVSS 3.1

CVE-2026-42580

resolved Published 2026-05-13 Updated 2026-10-26

NVD

MITRE

OpenCVE

Show outdated versions

Vulnerability Data from Dependency-Track

Affected versions

5.7

5.7.2 5.7.1 5.7.0

5.6

5.6.1 5.6.0

5.5

5.5.19 5.5.18 5.5.17 5.5.16 5.5.15 5.5.14 5.5.13 5.5.12 5.5.11 5.5.10 5.5.9 5.5.8 5.5.7 5.5.6 5.5.5 5.5.4 5.5.3 5.5.2 5.5.1 5.5.0

5.4

5.4.13 5.4.12 5.4.11 5.4.10 5.4.9 5.4.8 5.4.7 5.4.6 5.4.5 5.4.4 5.4.3 5.4.2 5.4.1 5.4.0

Fixed in versions 5.7.3 and 5.6.2 No fix yet in 5.5, 5.4

Score

6.5 CVSS 3.1 NVD CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

Description

Netty is an asynchronous, event-driven network application framework. Prior to 4.2.13.Final and 4.1.133.Final, Netty's chunk size parser silently overflows int, enabling request smuggling attacks. This vulnerability is fixed in 4.2.13.Final and 4.1.133.Final.

Same vulnerability as

GHSA-m4cv-j2px-7723 resolved according to EUVD-2026-30123

Analysis Read only

State

Justification

Recommandation

Workaround

The analysis can only be edited by the BlueMind security teams: log in.

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