CVE-2026-33461

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Kibana", "vendor": "Elastic", "versions": [{"lessThanOrEqual": "9.3.2", "status": "affected", "version": "9.3.0", "versionType": "semver"}, {"lessThanOrEqual": "9.2.7", "status": "affected", "version": "9.0.0", "versionType": "semver"}, {"lessThanOrEqual": "8.19.13", "status": "affected", "version": "8.0.0", "versionType": "semver"}]}], "source": "security@elastic.co"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*", "matchCriteriaId": "CF93FCD4-2955-45FD-B96D-925121A156F7", "versionEndExcluding": "8.19.14", "versionStartIncluding": "8.0.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*", "matchCriteriaId": "301F60F3-1479-432C-875A-76797F9A16D8", "versionEndExcluding": "9.2.8", "versionStartIncluding": "9.0.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*", "matchCriteriaId": "5EE7B9F3-E587-498B-822D-785CB848F767", "versionEndExcluding": "9.3.3", "versionStartIncluding": "9.3.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Incorrect Authorization (CWE-863) in Kibana can lead to information disclosure via Privilege Abuse (CAPEC-122). A user with limited Fleet privileges can exploit an internal API endpoint to retrieve sensitive configuration data, including private keys and authentication tokens, that should only be accessible to users with higher-level settings privileges. The endpoint composes its response by fetching full configuration objects and returning them directly, bypassing the authorization checks enforced by the dedicated settings APIs."}, {"lang": "es", "value": "Autorizaci\u00f3n Incorrecta (CWE-863) en Kibana puede llevar a la revelaci\u00f3n de informaci\u00f3n a trav\u00e9s del Abuso de Privilegios (CAPEC-122). Un usuario con privilegios limitados de Fleet puede explotar un endpoint de API interno para recuperar datos de configuraci\u00f3n sensibles, incluyendo claves privadas y tokens de autenticaci\u00f3n, que solo deber\u00edan ser accesibles para usuarios con privilegios de configuraci\u00f3n de nivel superior. El endpoint compone su respuesta al obtener objetos de configuraci\u00f3n completos y devolverlos directamente, omitiendo las comprobaciones de autorizaci\u00f3n impuestas por las APIs de configuraci\u00f3n dedicadas."}], "id": "CVE-2026-33461", "lastModified": "2026-07-24T23:10:00.563", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.7, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.1, "impactScore": 4.0, "source": "security@elastic.co", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-33461", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-04-09T14:27:06.734741Z", "version": "2.0.3"}}]}, "published": "2026-04-08T17:21:19.153", "references": [{"source": "security@elastic.co", "tags": ["Vendor Advisory"], "url": "https://discuss.elastic.co/t/kibana-8-19-14-9-2-8-9-3-3-security-update-esa-2026-24/385812"}], "sourceIdentifier": "security@elastic.co", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-863"}], "source": "security@elastic.co", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[9.3.0,9.3.2]"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[9.0.0,9.2.7]"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[8.0.0,8.19.13]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Kibana", "source": "cna", "vendor": "Elastic"}, "product": "kibana", "vendor": "elastic"}], "analysis": {"en": {"generated_at": "2026-04-08T19:21:28.955751+00:00", "value": {"mitigation_remediation": ["Verify the current Kibana version and confirm that Fleet is enabled", "Download and apply the latest Kibana security update that addresses incorrect authorization in the Fleet API", "Restart Kibana to ensure the patch takes effect", "Rotate any exposed authentication tokens and private keys that may have been retrieved during the vulnerability"], "summary": {"action": "Apply Patch", "impact": "Information disclosure of sensitive configuration data, including private keys and authentication tokens"}, "threat_synthesis": {"affected_systems": "The vulnerability impacts Elastic Kibana installations that provide Fleet functionality. No specific version numbers are listed in the CVE data, so any deployment of Kibana with Fleet enabled could be at risk until an official patch is applied.", "description_and_impact": "Elastic Kibana\u2019s Fleet feature contains an incorrect authorization check that allows users with limited Fleet privileges to call an internal API endpoint and retrieve full configuration objects. The response includes private keys and authentication tokens that should only be accessible to users with higher\u2011level settings privileges, thereby exposing critical credentials.", "risk_and_exploitability": "The CVSS score of 7.7 indicates a high severity. The EPSS score is not available, and the vulnerability is not listed in the CISA KEV catalog. Attackers who are authenticated with limited Fleet rights can exploit an internal API call that bypasses the proper authorization checks. This can lead to the disclosure of sensitive configuration data, potentially compromising credentials and enabling further exploitation of the underlying infrastructure. The likely attack vector is an internal API accessed by an authenticated user, as inferred from the description."}}}}, "created": "2026-04-08T19:26:47.945074+00:00", "updated": "2026-04-08T19:39:04.817300+00:00", "vendors": ["elastic", "elastic$PRODUCT$kibana"]}