Medium6.5Red Hat & Ubuntu Linux
Cross-tenant private SSH key disclosure via taxonomy scoping bypass
CVE-2026-5142 Published Apr 30, 2026
CVE-2026-5142
Affected products & platforms
Red Hat & Ubuntu LinuxUnclassified
Summary
Cross-tenant private SSH key disclosure via taxonomy scoping bypass. Red Hat rates this moderate (CVSS 6.5). Weakness: CWE-639. Affected package(s): foreman. Resolved in Red Hat advisory RHSA-2026:34366 — update the affected packages (`sudo dnf update`).
Affected versions
- foreman-0:3.14.0.17-1.el9sat
- foreman-0:3.18.0.7-1.el9sat
- foreman-0:3.12.0.17-1.el9sat
- foreman-0:3.12.0.17-1.el8sat
- foreman-0:3.16.0.17-1.el9sat
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
Fixed versions
- RHSA-2026:34366
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
Mitigation checklist
Recommended fix / mitigation
- Update the affected package(s) to the fixed version shipped in RHSA-2026:34366 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
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