PT-2026-95698 · Netty · Netty

CVE-2026-93574

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Published

2026-09-18

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Updated

2026-09-29

CVSS v3.1

6.5

Medium

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
Name of the Vulnerable Software and Affected Versions Netty (affected versions not specified)
Description A flaw in the netty-codec-http component allows a remote attacker to perform HTTP request smuggling. This occurs due to incorrect parsing of the HTTP/1.1 chunk-size token when it contains post-digit whitespace. By exploiting this, an attacker can bypass security controls or access unauthorized resources in proxy/backend deployments.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

HTTP Request/Response Smuggling

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Weakness Enumeration

Related Identifiers

CVE-2026-93574
OPENSUSE-SU-2026:11882-1
SUSE-SU-2026:4391-1

Affected Products

Netty