CVE-2026-5142
Foreman: foreman: cross-tenant private ssh key disclosure via taxonomy scoping bypass
No known exploitation. EPSS puts it in the 36th percentile. A vendor fix is available.
What to do
The vendor has published a fix. Version details are below where the sources state them.
What it is
From the CVE record
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.
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Not in the catalog. CISA has not confirmed exploitation.
- Public exploits
No public exploit or proof of concept found in the sources we track.
- EPSS
0.4% chance of exploitation activity in the next 30 days, which ranks it in the 36th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
6 events over 8 days, from the signal feeds we watch.
- Patch availablerecord updated
- Record updated
- Publishedweakness classified, att&ck mapped
Affected products
- satelliteOperating Systems / linux-distro
- Red Hat Satellite 6.16 for RHEL 8Operating Systems / linux-distro
- Red Hat Satellite 6.16 for RHEL 9Operating Systems / linux-distro
- Red Hat Satellite 6.17 for RHEL 9Operating Systems / linux-distro
- Red Hat Satellite 6.18 for RHEL 9Operating Systems / linux-distro
- Red Hat Satellite 6.19 for RHEL 9Cloud & SaaS / virtualization
- Red Hat Satellite 6Operating Systems / linux-distro
Technical detail
CVSS 3.1 vector
Open in the CVSS calculatorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Scored 6.5 by NVD.
How it is reached
- Attack Vector NetworkExploitable remotely over the network without any special conditions
- Attack Complexity LowNo special conditions — the attack can be reliably reproduced
- Privileges Required LowRequires basic user-level privileges
- User Interaction NoneNo user interaction needed — fully automated exploitation
Scope
- Scope UnchangedImpact is limited to the vulnerable component itself
Impact if exploited
- Confidentiality HighTotal information disclosure — all data in the component is compromised
- Integrity NoneNo integrity impact
- Availability NoneNo availability impact
Weaknesses
ATT&CK techniques
Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.
- Initial AccessT1078Valid Accountshigh confidence
Sources
References in the record
- access.redhat.com/errata/RHSA-2026:34365
- access.redhat.com/errata/RHSA-2026:34366
- access.redhat.com/errata/RHSA-2026:34367
And 3 more references. See all after sign-in
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