{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-05-07T17:04:17.921","vulnerabilities":[{"cve":{"id":"CVE-2026-26940","sourceIdentifier":"security@elastic.co","published":"2026-03-19T18:16:21.870","lastModified":"2026-03-23T13:35:49.390","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"Improper Validation of Specified Quantity in Input (CWE-1284) in the Timelion visualization plugin in Kibana can lead Denial of Service via Excessive Allocation (CAPEC-130). The vulnerability allows an authenticated user to send a specially crafted Timelion expression that overwrites internal series data properties with an excessively large quantity value."},{"lang":"es","value":"Validación incorrecta de cantidad especificada en la entrada (CWE-1284) en el plugin de visualización Timelion en Kibana puede conducir a denegación de servicio mediante asignación excesiva (CAPEC-130). La vulnerabilidad permite a un usuario autenticado enviar una expresión Timelion especialmente diseñada que sobrescribe propiedades internas de datos de series con un valor de cantidad excesivamente grande."}],"metrics":{"cvssMetricV31":[{"source":"security@elastic.co","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":6.5,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":2.8,"impactScore":3.6},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":6.5,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":2.8,"impactScore":3.6}]},"weaknesses":[{"source":"security@elastic.co","type":"Secondary","description":[{"lang":"en","value":"CWE-1284"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*","versionStartIncluding":"8.0.0","versionEndExcluding":"8.19.13","matchCriteriaId":"4B2F9511-F4DE-43ED-BA09-5AADE77BAE20"},{"vulnerable":true,"criteria":"cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*","versionStartIncluding":"9.0.0","versionEndExcluding":"9.2.7","matchCriteriaId":"A818964A-F350-4CE2-BACD-2822388FEEDE"},{"vulnerable":true,"criteria":"cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*","versionStartIncluding":"9.3.0","versionEndExcluding":"9.3.2","matchCriteriaId":"C0BF565A-EF1A-4A9F-A234-BDE468EDD3E6"}]}]}],"references":[{"url":"https://discuss.elastic.co/t/kibana-8-19-13-9-2-7-9-3-2-security-update-esa-2026-20/385535","source":"security@elastic.co","tags":["Vendor Advisory"]}]}}]}