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CVE-2026-47889

Опубликовано: 27 авг. 2026
Источник: redhat
CVSS3: 5.4
EPSS Низкий

Описание

A WebFlux application running on the Jetty 12 Core reactive adapter serializes response cookies without the sameSite attribute. Spring Framework 7.0.0 - 7.0.8 Spring Framework 6.2.0 - 6.2.19

A flaw was found in Spring Framework's WebFlux when running on the Jetty 12 Core reactive adapter. This flaw causes response cookies to be serialized without the SameSite attribute. This omission can expose users to certain types of cross-site attacks by allowing cookies to be sent in third-party contexts, potentially leading to unintended information disclosure or session manipulation.

Отчет

This vulnerability is rated as Moderate impact because successful exploitation requires user interaction via cross-site requests and only affects environments deploying Spring WebFlux on top of the Jetty 12 Core reactive runtime. In this specific configuration, HTTP response headers omit configured SameSite cookie directives, potentially enabling cross-site request forgery or unintended cookie leakage across origins. Deployments utilizing other embedded web servers or traditional Servlet stacks are not susceptible to this flaw.

Затронутые пакеты

ПлатформаПакетСостояниеРекомендацияРелиз
Red Hat AMQ Broker 7jetty-coreAffected
Red Hat build of Apache Camel for Spring Boot 4jetty-coreAffected
Red Hat Fuse 7spring-webfluxOut of support scope

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Дополнительная информация

Статус:

Moderate
Дефект:
CWE-166
https://bugzilla.redhat.com/show_bug.cgi?id=2524856org.springframework/spring-webflux: org.eclipse.jetty/jetty-core: Spring Framework: Missing SameSite attribute in WebFlux cookies on Jetty 12

EPSS

Процентиль: 37%
0.00428
Низкий

5.4 Medium

CVSS3

Связанные уязвимости

CVSS3: 7.5
ubuntu
2 месяца назад

A WebFlux application running on the Jetty 12 Core reactive adapter serializes response cookies without the sameSite attribute. Spring Framework 7.0.0 - 7.0.8 Spring Framework 6.2.0 - 6.2.19

CVSS3: 7.5
nvd
2 месяца назад

A WebFlux application running on the Jetty 12 Core reactive adapter serializes response cookies without the sameSite attribute. Spring Framework 7.0.0 - 7.0.8 Spring Framework 6.2.0 - 6.2.19

CVSS3: 7.5
debian
2 месяца назад

A WebFlux application running on the Jetty 12 Core reactive adapter se ...

CVSS3: 7.5
github
2 месяца назад

A WebFlux application running on the Jetty 12 Core reactive adapter serializes response cookies without the sameSite attribute. Spring Framework 7.0.0 - 7.0.8 Spring Framework 6.2.0 - 6.2.19

EPSS

Процентиль: 37%
0.00428
Низкий

5.4 Medium

CVSS3