PT-2026-87042 · Eclipse Foundation+1 · Eclipse Jetty+1

CVE-2026-19203

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Publicado

2026-09-08

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Atualizado

2026-09-08

CVSS v4.0

8.3

Alta

VetorAV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N
A client may issue specially crafted HTTP/1.1 chunked requests to a Jetty server that cause Jetty and an intermediary proxy to interpret different request boundaries, potentially resulting in HTTP request smuggling.
This is caused by Jetty accepting a lone LF character as a terminator in parts of chunked request parsing. Depending on the Jetty version and configured HTTP compliance mode, this may occur in chunk extensions, chunk data termination, or trailer termination.

Exploit

Correção

HTTP Request/Response Smuggling

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Enumeração de Fraquezas

Identificadores relacionados

CVE-2026-19203
GHSA-XC35-C22G-239H

Produtos afetados

Eclipse Jetty
Jetty.Project