CVE-2026-12544

Foreman: ssti and insecure deserialization in foreman-rake configuration

HIGH
7.7
CVSS Score
Published: October 1, 2026 at 04:22 PM UTC
Updated: October 8, 2026 at 01:15 PM UTC
2 products affected across 2 vendorsSatelliteForeman· also runs on 1 platform

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Severity
HIGH7.7
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

A flaw was found in Foreman. The foreman-rake initialization logic in /usr/share/foreman/config/settings.rb contains a vulnerable code pattern where configuration data is processed through two distinct executable layers. This creates a multi-stage execution chain that allows for both Server-Side Template Injection (SSTI) and insecure deserialization. This vulnerability can lead to remote code execution, total infrastructure compromise and supply chain risk.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

6.16 ≤ v < 6.16.46.17 ≤ v < 6.17.126.18 ≤ v < 6.18.106.19 ≤ v < 6.19.5*66.0
Vendor states this is fixed in 0:3.12.0.23-1.el8sat (unaffected)
Vendor states this is fixed in 0:3.12.0.23-1.el9sat (unaffected)
Vendor states this is fixed in 0:3.14.0.22-1.el9sat (unaffected)
Vendor states this is fixed in 0:3.16.0.25-1.el9sat (unaffected)
Vendor states this is fixed in 0:3.18.0.14-1.el9sat (unaffected)
Affected range stops below 6.16.4, so it looks safe — our inference, not a vendor statement
Affected range stops below 6.17.12, so it looks safe — our inference, not a vendor statement
Affected range stops below 6.18.10, so it looks safe — our inference, not a vendor statement
Affected range stops below 6.19.5, so it looks safe — our inference, not a vendor statement
redhat-enterprise-linux (environment)

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

References (7)

Vendor Advisoryx_refsource_REDHAT
Source: cverecord
https://access.redhat.com/errata/RHSA-2026:74503
VDB Entryx_refsource_REDHATVendor Advisory
Source: cverecord
https://access.redhat.com/security/cve/CVE-2026-12544
Issue Trackingx_refsource_REDHATVendor Advisory
Source: cverecord
https://bugzilla.redhat.com/show_bug.cgi?id=2489992
Vendor Advisoryx_refsource_REDHAT
Source: cverecord
https://access.redhat.com/errata/RHSA-2026:74504
Vendor Advisoryx_refsource_REDHAT
Source: cverecord
https://access.redhat.com/errata/RHSA-2026:74506
Vendor Advisoryx_refsource_REDHAT
Source: cverecord
https://access.redhat.com/errata/RHSA-2026:74505
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2026/10/07/6

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.7HIGHredhat
Attack Vector
LOCAL
Complexity
LOW
Privileges
HIGH
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-502

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