{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-12423", "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "state": "PUBLISHED", "assignerShortName": "redhat", "dateReserved": "2026-06-16T16:57:36.339Z", "datePublished": "2026-10-01T16:21:52.891Z", "dateUpdated": "2026-10-01T17:36:27.434Z"}, "containers": {"cna": {"title": "Foreman: unauthenticated information disclosure via provisioning token validation flaw", "metrics": [{"other": {"content": {"value": "Important", "namespace": "https://access.redhat.com/security/updates/classification/"}, "type": "Red Hat severity rating"}}, {"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "format": "CVSS"}], "descriptions": [{"lang": "en", "value": "A flaw was found in Foreman. The Red Hat Satellite /unattended/provision API endpoint is vulnerable to an authentication bypass due to a semantic logic flaw in host_verifier.rb. The application verifies the database state of a provisioning token rather than its actual presence in the incoming HTTP request. Because a host actively undergoing provisioning has an unexpired token in the database, the server's valid_host_token? method evaluates to true, granting access to the kickstart template even if the requester provides no token at all in the URL."}], "affected": [{"vendor": "Red Hat", "product": "Red Hat Satellite 6.19 for RHEL 9", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "foreman", "defaultStatus": "affected", "versions": [{"version": "0:3.18.0.14-1.el9sat", "lessThan": "*", "versionType": "rpm", "status": "unaffected"}], "cpes": ["cpe:/a:redhat:satellite:6.19::el9", "cpe:/a:redhat:satellite_capsule:6.19::el9", "cpe:/a:redhat:satellite_utils:6.19::el9"]}, {"vendor": "Red Hat", "product": "Red Hat Satellite 6", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "satellite:el8/foreman", "defaultStatus": "affected", "cpes": ["cpe:/a:redhat:satellite:6"]}], "references": [{"url": "https://access.redhat.com/errata/RHSA-2026:74503", "name": "RHSA-2026:74503", "tags": ["vendor-advisory", "x_refsource_REDHAT"]}, {"url": "https://access.redhat.com/security/cve/CVE-2026-12423", "tags": ["vdb-entry", "x_refsource_REDHAT"]}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2488956", "name": "RHBZ#2488956", "tags": ["issue-tracking", "x_refsource_REDHAT"]}], "datePublic": "2026-10-01T12:20:00.000Z", "problemTypes": [{"descriptions": [{"cweId": "CWE-306", "description": "Missing Authentication for Critical Function", "lang": "en", "type": "CWE"}]}], "x_redhatCweChain": "CWE-306: Missing Authentication for Critical Function", "workarounds": [{"lang": "en", "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."}], "timeline": [{"lang": "en", "time": "2026-06-15T17:56:43.109Z", "value": "Reported to Red Hat."}, {"lang": "en", "time": "2026-10-01T12:20:00.000Z", "value": "Made public."}], "credits": [{"lang": "en", "value": "This issue was discovered by Laura Pardo (Red Hat) and Toni Gornals (Red Hat)."}], "providerMetadata": {"orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat", "dateUpdated": "2026-10-01T16:21:52.891Z"}, "x_generator": {"engine": "cvelib 1.8.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-10-01T17:36:22.572043Z", "id": "CVE-2026-12423", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-01T17:36:27.434Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-12423", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-10-01T17:36:22.572043Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-01T17:36:24.766Z"}}], "cna": {"title": "Foreman: unauthenticated information disclosure via provisioning token validation flaw", "credits": [{"lang": "en", "value": "This issue was discovered by Laura Pardo (Red Hat) and Toni Gornals (Red Hat)."}], "metrics": [{"other": {"type": "Red Hat severity rating", "content": {"value": "Important", "namespace": "https://access.redhat.com/security/updates/classification/"}}}, {"format": "CVSS", "cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}], "affected": [{"cpes": ["cpe:/a:redhat:satellite:6.19::el9", "cpe:/a:redhat:satellite_capsule:6.19::el9", "cpe:/a:redhat:satellite_utils:6.19::el9"], "vendor": "Red Hat", "product": "Red Hat Satellite 6.19 for RHEL 9", "versions": [{"status": "unaffected", "version": "0:3.18.0.14-1.el9sat", "lessThan": "*", "versionType": "rpm"}], "packageName": "foreman", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:satellite:6"], "vendor": "Red Hat", "product": "Red Hat Satellite 6", "packageName": "satellite:el8/foreman", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}], "timeline": [{"lang": "en", "time": "2026-06-15T17:56:43.109Z", "value": "Reported to Red Hat."}, {"lang": "en", "time": "2026-10-01T12:20:00.000Z", "value": "Made public."}], "datePublic": "2026-10-01T12:20:00.000Z", "references": [{"url": "https://access.redhat.com/errata/RHSA-2026:74503", "name": "RHSA-2026:74503", "tags": ["vendor-advisory", "x_refsource_REDHAT"]}, {"url": "https://access.redhat.com/security/cve/CVE-2026-12423", "tags": ["vdb-entry", "x_refsource_REDHAT"]}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2488956", "name": "RHBZ#2488956", "tags": ["issue-tracking", "x_refsource_REDHAT"]}], "workarounds": [{"lang": "en", "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."}], "x_generator": {"engine": "cvelib 1.8.0"}, "descriptions": [{"lang": "en", "value": "A flaw was found in Foreman. The Red Hat Satellite /unattended/provision API endpoint is vulnerable to an authentication bypass due to a semantic logic flaw in host_verifier.rb. The application verifies the database state of a provisioning token rather than its actual presence in the incoming HTTP request. Because a host actively undergoing provisioning has an unexpired token in the database, the server's valid_host_token? method evaluates to true, granting access to the kickstart template even if the requester provides no token at all in the URL."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-306", "description": "Missing Authentication for Critical Function"}]}], "providerMetadata": {"orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat", "dateUpdated": "2026-10-01T16:21:52.891Z"}, "x_redhatCweChain": "CWE-306: Missing Authentication for Critical Function"}}, "cveMetadata": {"cveId": "CVE-2026-12423", "state": "PUBLISHED", "dateUpdated": "2026-10-01T17:36:27.434Z", "dateReserved": "2026-06-16T16:57:36.339Z", "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "datePublished": "2026-10-01T16:21:52.891Z", "assignerShortName": "redhat"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": ["cpe:/a:redhat:satellite:6.19::el9", "cpe:/a:redhat:satellite_capsule:6.19::el9", "cpe:/a:redhat:satellite_utils:6.19::el9"], "defaultStatus": "affected", "packageName": "foreman", "product": "Red Hat Satellite 6.19 for RHEL 9", "vendor": "Red Hat", "versions": [{"lessThan": "*", "status": "unaffected", "version": "0:3.18.0.14-1.el9sat", "versionType": "rpm"}]}, {"collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": ["cpe:/a:redhat:satellite:6"], "defaultStatus": "affected", "packageName": "satellite:el8/foreman", "product": "Red Hat Satellite 6", "vendor": "Red Hat"}], "source": "secalert@redhat.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A flaw was found in Foreman. The Red Hat Satellite /unattended/provision API endpoint is vulnerable to an authentication bypass due to a semantic logic flaw in host_verifier.rb. The application verifies the database state of a provisioning token rather than its actual presence in the incoming HTTP request. Because a host actively undergoing provisioning has an unexpired token in the database, the server's valid_host_token? method evaluates to true, granting access to the kickstart template even if the requester provides no token at all in the URL."}], "id": "CVE-2026-12423", "lastModified": "2026-10-01T20:36:15.187", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "secalert@redhat.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-12423", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-10-01T17:36:22.572043Z", "version": "2.0.3"}}]}, "published": "2026-10-01T17:17:19.887", "references": [{"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2026:74503"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/security/cve/CVE-2026-12423"}, {"source": "secalert@redhat.com", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2488956"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-306"}], "source": "secalert@redhat.com", "type": "Secondary"}]}

{}

{"created": "2026-10-01T18:00:08.268407+00:00", "updated": "2026-10-01T18:00:08.268420+00:00", "vendors": []}