{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-83495", "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "state": "PUBLISHED", "assignerShortName": "redhat", "dateReserved": "2026-08-31T15:43:54.292Z", "datePublished": "2026-11-07T06:02:17.419Z", "dateUpdated": "2026-11-07T06:02:17.419Z"}, "containers": {"cna": {"title": "Trainer: trainer: trainjob env passthrough enables valuefrom.secretkeyref injection for namespace secret exfiltration", "metrics": [{"other": {"content": {"value": "Low", "namespace": "https://access.redhat.com/security/updates/classification/"}, "type": "Red Hat severity rating"}}], "descriptions": [{"lang": "en", "value": "A flaw was found in the Trainer v2 TrainJob API. A user with permissions to create TrainJobs can exploit this by injecting `valueFrom.secretKeyRef` into environment variable definitions. This allows them to read and exfiltrate sensitive information (secrets) from the namespace, leading to a privilege escalation. This occurs when the TrainJob Role-Based Access Control (RBAC) is broader than the Secret read RBAC."}], "affected": [{"vendor": "Red Hat", "product": "Red Hat OpenShift AI (RHOAI)", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "rhoai/odh-trainer-rhel9", "defaultStatus": "unknown", "cpes": ["cpe:/a:redhat:openshift_ai"]}], "references": [{"url": "https://access.redhat.com/security/cve/CVE-2026-83495", "tags": ["vdb-entry", "x_refsource_REDHAT"]}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2526350", "name": "RHBZ#2526350", "tags": ["issue-tracking", "x_refsource_REDHAT"]}], "datePublic": "2026-08-31T15:30:00.000Z", "problemTypes": [{"descriptions": [{"cweId": "CWE-269", "description": "Improper Privilege Management", "lang": "en", "type": "CWE"}]}], "x_redhatCweChain": "CWE-269: Improper Privilege Management", "workarounds": [{"lang": "en", "value": "To mitigate this vulnerability, ensure that the Role-Based Access Control (RBAC) for users creating TrainJobs is aligned with their Secret read permissions. Alternatively, restrict the `valueFrom.secretKeyRef` field within the validating webhook to an allowlist of permitted secret names. Review and adjust RBAC policies to prevent users from creating TrainJobs with broader access to Secrets than intended."}], "timeline": [{"lang": "en", "time": "2026-06-15T18:24:01.000Z", "value": "Reported to Red Hat."}, {"lang": "en", "time": "2026-08-31T15:30:00.000Z", "value": "Made public."}], "providerMetadata": {"orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat", "dateUpdated": "2026-11-07T06:02:17.419Z"}, "x_generator": {"engine": "cvelib 1.8.0"}}}}

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{"affected": [{"affectedData": [{"collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": ["cpe:/a:redhat:openshift_ai"], "defaultStatus": "unknown", "packageName": "rhoai/odh-trainer-rhel9", "product": "Red Hat OpenShift AI (RHOAI)", "vendor": "Red Hat"}], "source": "secalert@redhat.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A flaw was found in the Trainer v2 TrainJob API. A user with permissions to create TrainJobs can exploit this by injecting `valueFrom.secretKeyRef` into environment variable definitions. This allows them to read and exfiltrate sensitive information (secrets) from the namespace, leading to a privilege escalation. This occurs when the TrainJob Role-Based Access Control (RBAC) is broader than the Secret read RBAC."}], "id": "CVE-2026-83495", "lastModified": "2026-11-07T07:17:05.010", "metrics": {}, "published": "2026-11-07T07:17:04.880", "references": [{"source": "secalert@redhat.com", "url": "https://access.redhat.com/security/cve/CVE-2026-83495"}, {"source": "secalert@redhat.com", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2526350"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-269"}], "source": "secalert@redhat.com", "type": "Primary"}]}

{}