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CVE-2026-16071— Keycloak 安全漏洞

CVSS 5.4 · Medium EPSS 0.18% · P8

可能的 ATT&CK 技术 1AI

T1087.004 · Cloud Account

影响版本矩阵 14

厂商产品版本范围状态
Red HatRed Hat build of Keycloak 26.426.4.14-1< *unaffected
26.4-22< *unaffected
26.4-22< *unaffected
Red HatRed Hat build of Keycloak 26.4.14全部unaffected
全部unaffected
Red HatRed Hat build of Keycloak 26.626.6.5-1< *unaffected
26.6-11< *unaffected
26.6-11< *unaffected
Red HatRed Hat build of Keycloak 26.6.5全部unaffected
全部unaffected
全部unaffected
Red HatRed Hat Data Grid 8全部unaffected
Red HatRed Hat JBoss Enterprise Application Platform Expansion Pack全部unaffected
Red HatRed Hat Single Sign-On 7全部unaffected
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一、 漏洞 CVE-2026-16071 基础信息

漏洞信息

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Vulnerability Title
Keycloak-services: keycloak-services: ldap entry-dn user search bypasses configured users dn boundary
来源: CVE Program / CVE List V5
Vulnerability Description
A flaw was found in the LDAP storage provider of Keycloak, which is used to federate user identities from external directories. The issue occurs when a delegated administrator performs a search using a specific LDAP entry Distinguished Name (DN). Due to missing validation, the system allows lookups for users located outside the configured search boundary, leading to the disclosure of account information from unauthorized parts of the directory and unintended importing of those users into local storage.
来源: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
来源: CVE Program / CVE List V5
Vulnerability Type
N/A
来源: CVE Program / CVE List V5
Vulnerability Title
Keycloak 安全漏洞
来源: 中国国家信息安全漏洞库 CNNVD
Vulnerability Description
Keycloak Keycloak是Keycloak组织开源的一款身份认证与权限管理软件。 Keycloak存在安全漏洞,该漏洞源于缺少验证,可能导致委派管理员使用特定LDAP条目DN搜索时,允许在配置的搜索边界之外查找用户,导致账户信息泄露和意外导入本地存储。
来源: 中国国家信息安全漏洞库 CNNVD
CVSS Information
N/A
来源: 中国国家信息安全漏洞库 CNNVD
Vulnerability Type
N/A
来源: 中国国家信息安全漏洞库 CNNVD

受影响产品

厂商产品影响版本CPE订阅
Red HatRed Hat build of Keycloak 26.4 26.4.14-1 ~ * cpe:/a:redhat:build_keycloak:26.4::el9
Red HatRed Hat build of Keycloak 26.4 26.4-22 ~ * cpe:/a:redhat:build_keycloak:26.4::el9
Red HatRed Hat build of Keycloak 26.4 26.4-22 ~ * cpe:/a:redhat:build_keycloak:26.4::el9
Red HatRed Hat build of Keycloak 26.4.14-cpe:/a:redhat:build_keycloak:26.4::el9
Red HatRed Hat build of Keycloak 26.4.14-cpe:/a:redhat:build_keycloak:26.4::el9
Red HatRed Hat build of Keycloak 26.6 26.6.5-1 ~ * cpe:/a:redhat:build_keycloak:26.6::el9
Red HatRed Hat build of Keycloak 26.6 26.6-11 ~ * cpe:/a:redhat:build_keycloak:26.6::el9
Red HatRed Hat build of Keycloak 26.6 26.6-11 ~ * cpe:/a:redhat:build_keycloak:26.6::el9
Red HatRed Hat build of Keycloak 26.6.5-cpe:/a:redhat:build_keycloak:26.6::el9
Red HatRed Hat build of Keycloak 26.6.5-cpe:/a:redhat:build_keycloak:26.6::el9
Red HatRed Hat build of Keycloak 26.6.5-cpe:/a:redhat:build_keycloak:26.6::el9
Red HatRed Hat Data Grid 8-cpe:/a:redhat:jboss_data_grid:8
Red HatRed Hat JBoss Enterprise Application Platform Expansion Pack-cpe:/a:redhat:jbosseapxp
Red HatRed Hat Single Sign-On 7-cpe:/a:redhat:red_hat_single_sign_on:7

二、漏洞 CVE-2026-16071 的公开POC

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三、漏洞 CVE-2026-16071 的情报信息

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CVE-2026-16071 厂商安全公告 (6)

同批安全公告 · Red Hat · 2026-08-05 · 共 14 条

CVE-2026-100909.9 CRITICALRed Hat Advanced Cluster Management for Kubernetes 权限许可和访问控制问题漏洞
CVE-2026-100599.1 CRITICALRed Hat Multicluster Engine for Kubernetes 权限许可和访问控制问题漏洞
CVE-2026-155728.8 HIGHKeycloak 缓冲区错误漏洞
CVE-2026-161028.1 HIGHKeycloak 安全漏洞
CVE-2026-155738.1 HIGHKeycloak 安全漏洞
CVE-2026-164427.4 HIGHKeycloak 输入验证错误漏洞
CVE-2026-164437.4 HIGHKeycloak 加密问题漏洞
CVE-2026-712267.3 HIGHchronox.de libkcapi 资源管理错误漏洞
CVE-2026-493316.5 MEDIUMOpenShift oauth-proxy 输入验证错误漏洞
CVE-2026-161006.5 MEDIUMKeycloak 安全漏洞
CVE-2026-712256.5 MEDIUMchronox.de libkcapi 加密问题漏洞
CVE-2026-446055.5 MEDIUMRPM 数字错误漏洞
CVE-2026-712275.1 MEDIUMchronox.de libkcapi 资源管理错误漏洞

IV. Related Vulnerabilities

V. Comments for CVE-2026-16071

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