CVE-2026-5138

Foreman: foreman: information disclosure via improper validation of nested request parameters

Published Jul 1, 2026 CVSS 3.1 · 4.3 Medium EPSS < 1% KEV · Not listed
Description
A flaw was found in Foreman. An authenticated user with host-edit permissions could exploit a cross-tenant information disclosure vulnerability. This flaw occurs because the taxonomy_scope controller method does not properly validate organization and location IDs from nested request parameters, bypassing existing authorization checks. This allows the user to leak sensitive infrastructure metadata, including subnet topology, IP ranges, gateways, DNS servers, and VLAN IDs, from organizations and locations they are not authorized to access.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
CPEs cpe:/a:redhat:satellite:6.17::el9
cpe:/a:redhat:satellite:6.19::el9
cpe:/a:redhat:satellite_capsule:6.17::el9
cpe:/a:redhat:satellite_capsule:6.19::el9
cpe:/a:redhat:satellite_maintenance:6.17::el9
cpe:/a:redhat:satellite_maintenance:6.19::el9
cpe:/a:redhat:satellite_utils:6.17::el9
cpe:/a:redhat:satellite_utils:6.19::el9
References
Metrics threat_severity

None

threat_severity

Moderate

Type Values Removed Values Added
First Time appeared Redhat satellite Capsule
Redhat satellite Maintenance
Redhat satellite Utils
CPEs cpe:/a:redhat:satellite:6.16::el8
cpe:/a:redhat:satellite:6.16::el9
cpe:/a:redhat:satellite:6.18::el9
cpe:/a:redhat:satellite_capsule:6.16::el8
cpe:/a:redhat:satellite_capsule:6.16::el9
cpe:/a:redhat:satellite_capsule:6.18::el9
cpe:/a:redhat:satellite_maintenance:6.16::el8
cpe:/a:redhat:satellite_maintenance:6.16::el9
cpe:/a:redhat:satellite_utils:6.16::el8
cpe:/a:redhat:satellite_utils:6.16::el9
cpe:/a:redhat:satellite_utils:6.18::el9
Vendors & Products Redhat satellite Capsule
Redhat satellite Maintenance
Redhat satellite Utils
References
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description A flaw was found in Foreman. An authenticated user with host-edit permissions could exploit a cross-tenant information disclosure vulnerability. This flaw occurs because the taxonomy_scope controller method does not properly validate organization and location IDs from nested request parameters, bypassing existing authorization checks. This allows the user to leak sensitive infrastructure metadata, including subnet topology, IP ranges, gateways, DNS servers, and VLAN IDs, from organizations and locations they are not authorized to access.
Title Foreman: foreman: information disclosure via improper validation of nested request parameters
First Time appeared Redhat
Redhat satellite
Weaknesses CWE-639
CPEs cpe:/a:redhat:satellite:6
Vendors & Products Redhat
Redhat satellite
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
redhat
Published
Updated
Jul 1, 2026, 11:53 PM
Reserved
Mar 30, 2026, 10:53 AM
Status
Analyzed
Published
Jul 1, 2026, 3:17 PM
Modified
Jul 9, 2026, 2:38 AM
Severity
Moderate
Public date
Jul 1, 2026, 12:29 PM