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While the task is intended to fetch specific log entries, an attacker with sudo permissions to execute this rake task can inject shell metacharacters (such as ;, \", or |) to break out of the intended command and execute arbitrary code."}], "id": "CVE-2026-12540", "lastModified": "2026-10-08T13:16:09.560", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 8.2, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.5, "impactScore": 6.0, "source": "secalert@redhat.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-12540", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-10-06T01:48:01.315252Z", "version": "2.0.3"}}]}, "published": "2026-10-01T17:17:20.053", "references": [{"source": "secalert@redhat.com", "tags": ["Vendor Advisory"], "url": "https://access.redhat.com/errata/RHSA-2026:74503"}, {"source": "secalert@redhat.com", "tags": ["Vendor Advisory"], "url": "https://access.redhat.com/errata/RHSA-2026:74504"}, {"source": "secalert@redhat.com", "tags": ["Vendor Advisory"], "url": "https://access.redhat.com/errata/RHSA-2026:74505"}, {"source": "secalert@redhat.com", "tags": ["Vendor Advisory"], "url": "https://access.redhat.com/errata/RHSA-2026:74506"}, {"source": "secalert@redhat.com", "tags": ["Vendor Advisory"], "url": "https://access.redhat.com/security/cve/CVE-2026-12540"}, {"source": "secalert@redhat.com", "tags": ["Issue Tracking", "Mitigation", "Vendor Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2489969"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2026/10/07/9"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-78"}], "source": "secalert@redhat.com", "type": "Secondary"}]}

{"acknowledgement": "This issue was discovered by Laura Pardo (Red Hat) and Toni Gornals (Red Hat).", "affected_release": [{"advisory": "RHSA-2026:74506", "cpe": "cpe:/a:redhat:satellite_utils:6.16::el8", "package": "foreman-0:3.12.0.23-1.el8sat", "product_name": "Red Hat Satellite 6.16 for RHEL 8", "release_date": "2026-10-01T00:00:00Z"}, {"advisory": "RHSA-2026:74506", "cpe": "cpe:/a:redhat:satellite_utils:6.16::el9", "package": "foreman-0:3.12.0.23-1.el9sat", "product_name": "Red Hat Satellite 6.16 for RHEL 9", "release_date": "2026-10-01T00:00:00Z"}, {"advisory": "RHSA-2026:74504", "cpe": "cpe:/a:redhat:satellite_utils:6.18::el9", "package": "foreman-0:3.16.0.25-1.el9sat", "product_name": "Red Hat Satellite 6.18 for RHEL 9", "release_date": "2026-10-01T00:00:00Z"}, {"advisory": "RHSA-2026:74503", "cpe": "cpe:/a:redhat:satellite_utils:6.19::el9", "package": "foreman-0:3.18.0.14-1.el9sat", "product_name": "Red Hat Satellite 6.19 for RHEL 9", "release_date": "2026-10-01T00:00:00Z"}], "bugzilla": {"description": "foreman: command injection in foreman-rake errors:fetch_log via request_id parameter", "id": "2489969", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2489969"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.2", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H", "status": "verified"}, "cwe": "CWE-78", "details": ["A flaw was found in Foreman. A command injection vulnerability exists in the foreman-rake errors:fetch_log task. The request_id parameter is passed to an underlying system command (typically grep) without adequate shell neutralization. While the task is intended to fetch specific log entries, an attacker with sudo permissions to execute this rake task can inject shell metacharacters (such as ;, \", or |) to break out of the intended command and execute arbitrary code."], "mitigation": {"lang": "en:us", "value": "Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update the affected package as soon as possible."}, "name": "CVE-2026-12540", "package_state": [{"cpe": "cpe:/a:redhat:satellite:6", "fix_state": "Affected", "package_name": "satellite:el8/foreman", "product_name": "Red Hat Satellite 6"}], "public_date": "2026-10-01T12:20:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-12540\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-12540"], "statement": "Successful exploitation of this issue allows a restricted user to escalate privileges to the foreman user and subsequently to root across all managed hosts, organizations and locations. This represents a complete compromise of the Red Hat Satellite server and the entire infrastructure it manages.", "threat_severity": "Important"}