CVE-2026-4498

{"id": "CVE-2026-4498", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "security@elastic.co", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 7.7, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 4.0, "exploitabilityScore": 3.1}]}, "published": "2026-04-08T17:21:24.300", "references": [{"url": "https://discuss.elastic.co/t/kibana-8-19-14-9-2-8-9-3-3-security-update-esa-2026-21/385811", "source": "security@elastic.co"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "security@elastic.co", "description": [{"lang": "en", "value": "CWE-250"}]}], "descriptions": [{"lang": "en", "value": "Execution with Unnecessary Privileges (CWE-250) in Kibana\u2019s Fleet plugin debug route handlers can lead reading index data beyond their direct Elasticsearch RBAC scope via Privilege Abuse (CAPEC-122). This requires an authenticated Kibana user with Fleet sub-feature privileges (such as agents, agent policies, and settings management)."}], "lastModified": "2026-04-08T21:26:13.410", "sourceIdentifier": "security@elastic.co"}