CVE-2026-5142— Foreman: foreman: cross-tenant private ssh key disclosure via taxonomy scoping bypass
Quick assessment
Affected
Red Hat Red Hat Satellite 6.16 for RHEL 8
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Foreman是Foreman组织开源的一套用于物理和虚拟服务器中的生命周期管理工具。该工具提供服务开通、配置管理以及报告状态等功能。 Foreman存在授权问题漏洞，该漏洞源于用户绕过分类范围限制，允许通过直接查询密钥对ID下载其他组织的私有SSH密钥，导致跨租户数据泄露。
Affected Version Matrix 6
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Red Hat | Red Hat Satellite 6 | any |
affected |
| Red Hat | Red Hat Satellite 6.16 for RHEL 8 | 0:3.12.0.17-1.el8sat< * |
unaffected |
| Red Hat | Red Hat Satellite 6.16 for RHEL 9 | 0:3.12.0.17-1.el9sat< * |
unaffected |
| Red Hat | Red Hat Satellite 6.17 for RHEL 9 | 0:3.14.0.17-1.el9sat< * |
unaffected |
| Red Hat | Red Hat Satellite 6.18 for RHEL 9 | 0:3.16.0.17-1.el9sat< * |
unaffected |
| Red Hat | Red Hat Satellite 6.19 for RHEL 9 | 0:3.18.0.7-1.el9sat< * |
unaffected |
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I. Basic Information for CVE-2026-5142
Vulnerability Information
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Vulnerability Title
Foreman: foreman: cross-tenant private ssh key disclosure via taxonomy scoping bypass
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw was found in foreman. Authenticated users with 'view_keypairs' permission can bypass taxonomy scoping, allowing them to download private SSH (Secure Shell) keys from other organizations by directly querying key pair IDs. This vulnerability leads to cross-tenant data exposure in multi-tenant deployments, potentially compromising sensitive information.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
通过用户控制密钥绕过授权机制
Source: CVE Program / CVE List V5
Vulnerability Title
Foreman 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Foreman是Foreman组织开源的一套用于物理和虚拟服务器中的生命周期管理工具。该工具提供服务开通、配置管理以及报告状态等功能。 Foreman存在授权问题漏洞，该漏洞源于用户绕过分类范围限制，允许通过直接查询密钥对ID下载其他组织的私有SSH密钥，导致跨租户数据泄露。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Red Hat | Red Hat Satellite 6.16 for RHEL 8 | 0:3.12.0.17-1.el8sat ~ * |
cpe:/a:redhat:satellite:6.16::el8
|
|
| Red Hat | Red Hat Satellite 6.16 for RHEL 9 | 0:3.12.0.17-1.el9sat ~ * |
cpe:/a:redhat:satellite:6.16::el8
|
|
| Red Hat | Red Hat Satellite 6.17 for RHEL 9 | 0:3.14.0.17-1.el9sat ~ * |
cpe:/a:redhat:satellite:6.17::el9
|
|
| Red Hat | Red Hat Satellite 6.18 for RHEL 9 | 0:3.16.0.17-1.el9sat ~ * |
cpe:/a:redhat:satellite:6.18::el9
|
|
| Red Hat | Red Hat Satellite 6.19 for RHEL 9 | 0:3.18.0.7-1.el9sat ~ * |
cpe:/a:redhat:satellite:6.19::el9
|
|
| Red Hat | Red Hat Satellite 6 | - |
cpe:/a:redhat:satellite:6
|
|
II. Public POCs for CVE-2026-5142
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2026-5142 (6)
-
-
🔗 2452999 – (CVE-2026-5142) CVE-2026-5142 foreman: foreman: Cross-tenant private SSH key disclosure via taxonomy scoping bypass issue-tracking x_refsource_REDHAT
-
🔗 RHSA-2026:34365 - Security Advisory - Red Hat Customer Portal Read full article vendor-advisory x_refsource_REDHAT
-
-
-
🔗 RHSA-2026:34366 - Security Advisory - Red Hat Customer Portal Read full article vendor-advisory x_refsource_REDHAT
Same Patch Batch · Red Hat · 2026-07-01 · 7 CVEs total
| CVE-2026-5136 | 8.8 HIGH | Foreman: foreman: privilege escalation to administrator-level access via usergroup role as |
| CVE-2026-14258 | 6.5 MEDIUM | Dhcpcd: dhcpcd infinite loop and out-of-bounds read via zero-length ipv6 nd option in rout |
| CVE-2026-5135 | 6.5 MEDIUM | Foreman: foreman: unauthorized modification of host configurations via broken access contr |
| CVE-2026-14324 | 6.5 MEDIUM | Pipewire: raop rtsp null deref |
| CVE-2026-14330 | 5.5 MEDIUM | Pipewire: pulse server alloca stack overflow |
| CVE-2026-5138 | 4.3 MEDIUM | Foreman: foreman: information disclosure via improper validation of nested request paramet |
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