Auth bypass in Theforeman Foreman
CVE-2026-5142
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.
Vulnerability class: IDOR (Insecure Direct Object Reference)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.004 (36.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 36th percentile — 36.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Theforeman Foreman
- Red Hat Satellite 6
- Red Hat Satellite 6.16 For Rhel 8 — versions 0:3.12.0.17-1.el8sat
- Red Hat Satellite 6.16 For Rhel 9 — versions 0:3.12.0.17-1.el9sat
- Red Hat Satellite 6.17 For Rhel 9 — versions 0:3.14.0.17-1.el9sat
- Red Hat Satellite 6.18 For Rhel 9 — versions 0:3.16.0.17-1.el9sat
- Red Hat Satellite 6.19 For Rhel 9 — versions 0:3.18.0.7-1.el9sat
- Red Hat Enterprise Linux — versions 9.0, 8.0
- Red Hat Satellite
Weakness classification (CWE)
References
- access.redhat.com/security/cve/CVE-2026-5142 (vdb-entry, Vendor Advisory)
- bugzilla.redhat.com/show_bug.cgi (issue-tracking, Issue Tracking, Vendor Advisory)
- access.redhat.com/errata/RHSA-2026:34367 (vendor-advisory, Vendor Advisory)
- access.redhat.com/errata/RHSA-2026:34368 (vendor-advisory, Vendor Advisory)
- access.redhat.com/errata/RHSA-2026:34365 (vendor-advisory, Vendor Advisory)
- access.redhat.com/errata/RHSA-2026:34366 (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-5142?
- CVE-2026-5142 is a medium-severity vulnerability in Theforeman Foreman, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 6.5/10. Published 2026-07-01.
- How severe is CVE-2026-5142?
- Medium severity. CVSS v3 base score is 6.5 out of 10.