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CVE-2026-12112

Foreman-mcp-server: mcp server: active session hijacking via insecure session state reuse PUBLISHED

Description (CNA)

A flaw was found in the foreman-mcp-server. A session management vulnerability in the MCP Server allows unauthenticated attackers to hijack active administrative sessions due to an improper cache of authenticated client connections, by trusting a non-secret session ID without re-validating authentication tokens and by logging all newly created session IDs to standard logs. This issue can result in privilege escalation and infrastructure-wide code execution.

Affected (CNA)

Vendor / productVersions
Red Hat / Red Hat Satellite 6.18unaffected 1782228427 before *
Red Hat / Red Hat Satellite 6.19unaffected 1782228692 before *

CWE

CWE-287

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.

redhat-SADP

A flaw was found in the foreman-mcp-server. A session management vulnerability in the MCP Server allows unauthenticated attackers to hijack active administrative sessions due to an improper cache of authenticated client connections, by trusting a non-secret session ID without re-validating authentication tokens and by logging all newly created session IDs to standard logs. This issue can result in privilege escalation and infrastructure-wide code execution.