{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-26937", "assignerOrgId": "271b6943-45a9-4f3a-ab4e-976f3fa05b5a", "state": "PUBLISHED", "assignerShortName": "elastic", "dateReserved": "2026-02-16T16:42:05.774Z", "datePublished": "2026-02-26T17:51:35.421Z", "dateUpdated": "2026-02-26T17:51:35.421Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "Kibana", "vendor": "Elastic", "versions": [{"lessThanOrEqual": "9.2.4", "status": "affected", "version": "9.0.0", "versionType": "semver"}, {"lessThanOrEqual": "8.19.10", "status": "affected", "version": "8.0.0", "versionType": "semver"}]}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p>Uncontrolled Resource Consumption (CWE-400) in the Timelion component in Kibana can lead Denial of Service via Input Data Manipulation (CAPEC-153)</p>"}], "value": "Uncontrolled Resource Consumption (CWE-400) in the Timelion component in Kibana can lead Denial of Service via Input Data Manipulation (CAPEC-153)"}], "impacts": [{"capecId": "CAPEC-153", "descriptions": [{"lang": "en", "value": "CAPEC-153 Input Data Manipulation"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseSeverity": "MEDIUM", "baseScore": 6.5, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "privilegesRequired": "LOW", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-400", "description": "CWE-400 Uncontrolled Resource Consumption", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "271b6943-45a9-4f3a-ab4e-976f3fa05b5a", "shortName": "elastic", "dateUpdated": "2026-02-26T17:51:35.421Z"}, "references": [{"url": "https://discuss.elastic.co/t/kibana-8-19-11-9-2-5-security-update-esa-2026-15/385251"}], "source": {"discovery": "Elastic"}, "title": "Uncontrolled Resource Consumption in Kibana Leading to Denial of Service", "x_generator": {"engine": "Elastic CVE Publisher 0.0.1"}}}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "Uncontrolled Resource Consumption (CWE-400) in the Timelion component in Kibana can lead Denial of Service via Input Data Manipulation (CAPEC-153)"}], "id": "CVE-2026-26937", "lastModified": "2026-02-26T19:32:39.747", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "security@elastic.co", "type": "Secondary"}]}, "published": "2026-02-26T19:32:39.747", "references": [{"source": "security@elastic.co", "url": "https://discuss.elastic.co/t/kibana-8-19-11-9-2-5-security-update-esa-2026-15/385251"}], "sourceIdentifier": "security@elastic.co", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-400"}], "source": "security@elastic.co", "type": "Secondary"}]}

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