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CVE-2026-87291

Опубликовано: 20 окт. 2026
Источник: redhat
CVSS3: 5.3
EPSS Низкий

Описание

Vulnerability in Oracle Java SE (component: Networking). Supported versions that are affected are Oracle Java SE: 21.0.12.1, 25.0.4.1 and 27. Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE. Successful attacks of this vulnerability can result in unauthorized read access to a subset of Oracle Java SE accessible data. Note: This vulnerability can only be exploited by supplying data to APIs in the specified Component without using Untrusted Java Web Start applications or Untrusted Java applets, such as through a web service. CVSS 3.1 Base Score 5.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N).

A flaw was found in the Java SE Networking component. An unauthenticated remote attacker can exploit this vulnerability by submitting specially crafted data to network application programming interfaces (APIs), such as through a web service. Successful exploitation allows unauthorized read access to a subset of accessible data, leading to information disclosure.

Отчет

This vulnerability is rated as a Moderate impact for Red Hat because, although it can be triggered remotely without privileges over a network connection, the scope of impact is limited to unauthorized read access without permitting modifications to data or disruption of system availability. In Red Hat environments, exposure requires an application to expose the runtime's built-in HTTP server or related networking APIs to untrusted traffic. Earlier platform releases, including OpenJDK versions 8, 11, and 17, are not affected as they do not contain the vulnerable implementation.

Затронутые пакеты

ПлатформаПакетСостояниеРекомендацияРелиз
Red Hat build of OpenJDK 11 ELSjava-11-openjdkNot affected
Red Hat build of OpenJDK 11 ELSjava-11-openjdk-portableNot affected
Red Hat build of OpenJDK 11 ELSjava-11-openjdk-windowsNot affected
Red Hat build of OpenJDK 17java-17-openjdk-portableNot affected
Red Hat build of OpenJDK 17java-17-openjdk-windowsNot affected
Red Hat build of OpenJDK 1.8java-1.8.0-openjdk-portableNot affected
Red Hat build of OpenJDK 1.8java-1.8.0-openjdk-windowsNot affected
Red Hat Enterprise Linux 10java-21-ibm-semeru-certified-jdkAffected
Red Hat Enterprise Linux 6java-1.6.0-openjdkOut of support scope
Red Hat Enterprise Linux 6java-1.7.0-openjdkOut of support scope

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Дополнительная информация

Статус:

Moderate
Дефект:
CWE-22
https://bugzilla.redhat.com/show_bug.cgi?id=2557056openjdk: Enhance HTTP Server (Oracle CPU 2026-10)

EPSS

Процентиль: 24%
0.00308
Низкий

5.3 Medium

CVSS3

Связанные уязвимости

CVSS3: 5.3
ubuntu
19 дней назад

Vulnerability in Oracle Java SE (component: Networking). Supported versions that are affected are Oracle Java SE: 21.0.12.1, 25.0.4.1 and 27. Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE. Successful attacks of this vulnerability can result in unauthorized read access to a subset of Oracle Java SE accessible data. Note: This vulnerability can only be exploited by supplying data to APIs in the specified Component without using Untrusted Java Web Start applications or Untrusted Java applets, such as through a web service. CVSS 3.1 Base Score 5.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N).

CVSS3: 5.3
nvd
19 дней назад

Vulnerability in Oracle Java SE (component: Networking). Supported versions that are affected are Oracle Java SE: 21.0.12.1, 25.0.4.1 and 27. Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE. Successful attacks of this vulnerability can result in unauthorized read access to a subset of Oracle Java SE accessible data. Note: This vulnerability can only be exploited by supplying data to APIs in the specified Component without using Untrusted Java Web Start applications or Untrusted Java applets, such as through a web service. CVSS 3.1 Base Score 5.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N).

CVSS3: 5.3
debian
19 дней назад

Vulnerability in Oracle Java SE (component: Networking). Supported ve ...

CVSS3: 5.3
github
19 дней назад

Vulnerability in Oracle Java SE (component: Networking). Supported versions that are affected are Oracle Java SE: 21.0.12.1, 25.0.4.1 and 27. Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE. Successful attacks of this vulnerability can result in unauthorized read access to a subset of Oracle Java SE accessible data. Note: This vulnerability can only be exploited by supplying data to APIs in the specified Component without using Untrusted Java Web Start applications or Untrusted Java applets, such as through a web service. CVSS 3.1 Base Score 5.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N).

oracle-oval
10 дней назад

ELSA-2026-90504: java-21-openjdk security update for RHEL 10 (IMPORTANT)

EPSS

Процентиль: 24%
0.00308
Низкий

5.3 Medium

CVSS3