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CVE-2025-12642

Опубликовано: 03 нояб. 2025
Источник: ubuntu
Приоритет: medium
CVSS3: 9.1

Описание

lighttpd1.4.80 incorrectly merged trailer fields into headers after http request parsing. This behavior can be exploited to conduct HTTP Header Smuggling attacks. Successful exploitation may allow an attacker to: * Bypass access control rules * Inject unsafe input into backend logic that trusts request headers * Execute HTTP Request Smuggling attacks under some conditions This issue affects lighttpd1.4.80

РелизСтатусПримечание
devel

needs-triage

esm-apps/bionic

needs-triage

esm-apps/focal

needs-triage

esm-apps/jammy

needs-triage

esm-apps/noble

needs-triage

esm-apps/xenial

needs-triage

esm-infra-legacy/trusty

needs-triage

jammy

needs-triage

noble

needs-triage

plucky

ignored

end of life, was needs-triage

Показывать по

9.1 Critical

CVSS3

Связанные уязвимости

CVSS3: 9.1
nvd
3 месяца назад

lighttpd1.4.80 incorrectly merged trailer fields into headers after http request parsing. This behavior can be exploited to conduct HTTP Header Smuggling attacks. Successful exploitation may allow an attacker to: * Bypass access control rules * Inject unsafe input into backend logic that trusts request headers * Execute HTTP Request Smuggling attacks under some conditions This issue affects lighttpd1.4.80

CVSS3: 9.1
debian
3 месяца назад

lighttpd1.4.80 incorrectly merged trailer fields into headersafter htt ...

CVSS3: 9.1
github
3 месяца назад

lighttpd1.4.80 incorrectly merged trailer fields into headers after http request parsing. This behavior can be exploited to conduct HTTP Header Smuggling attacks. Successful exploitation may allow an attacker to: * Bypass access control rules * Inject unsafe input into backend logic that trusts request headers * Execute HTTP Request Smuggling attacks under some conditions This issue affects lighttpd1.4.80

9.1 Critical

CVSS3