{"id":"CVE-2026-76300","aliases":[],"cve":{"records":[{"id":"CVE-2026-76300","source":"cisco","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-08-19T12:02:03.623Z","published":"2026-10-21T22:52:02.038Z","modified":"2026-10-26T15:39:25.984Z"}],"publishers":[{"name":"cisco","role":"CNA","organizationId":"d1c1063e-7a18-46af-9102-31f8928bc633","modified":"2026-10-21T22:52:02.038Z"},{"name":"CISA-ADP","role":"ADP","organizationId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","modified":"2026-10-26T15:39:25.984Z"}],"references":[{"url":"https://advisory.splunk.com/advisories/SVD-2026-1008","tags":[],"source":"cisco"}],"weaknesses":[{"id":"CWE-664","description":"The software does not maintain or incorrectly maintains control over a resource throughout its lifetime of creation, use, and release.","source":"cisco"}],"applicability":[],"prioritization":[{"source":"CISA-ADP","type":"SSVC","role":"CISA Coordinator","timestamp":"2026-10-26T15:39:22.781473Z","decisions":[{"name":"Exploitation","value":"none"},{"name":"Automatable","value":"no"},{"name":"Technical Impact","value":"total"}]}]},"title":"Security Hardening in Splunk Enterprise - October 2026","titleSource":"cisco","descriptionSource":"cisco","description":"As part of Cisco's ongoing commitment to proactive security and product quality, Cisco has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-76300 are related to improper control of a resource through its lifetime and are grouped under the Common Weakness Enumeration (CWE) CWE-664.","score":8.8,"severity":"high","published":"2026-10-21T22:52:02.038Z","modified":"2026-10-26T15:39:25.984Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"Splunk","name":"Splunk Enterprise","platforms":[],"versions":[{"version":"10.4","status":"affected","lessThan":"10.4.4","versionType":"custom"},{"version":"10.2","status":"affected","lessThan":"10.2.8","versionType":"custom"},{"version":"10.0","status":"affected","lessThan":"10.0.11","versionType":"custom"},{"version":"9.4","status":"affected","lessThan":"9.4.16","versionType":"custom"}],"cpes":[],"source":"cisco","url":"https://www.cve.org/CVERecord?id=CVE-2026-76300"}],"remediation":[{"text":"Upgrade Splunk Enterprise to versions 10.4.4, 10.2.8, 10.0.11, and 9.4.16 or higher.","source":"cisco","url":"https://www.cve.org/CVERecord?id=CVE-2026-76300"}],"references":["https://advisory.splunk.com/advisories/SVD-2026-1008"],"sources":[{"name":"CVE","id":"CVE-2026-76300","modified":"2026-10-26T15:39:25.984Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-76300"}],"assessments":[{"source":"CISA-ADP","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":8.8}],"sourceAffected":[],"observedAt":"2026-10-29T14:44:18.954Z","kev":{"status":"not-listed","checkedAt":"2026-10-31T16:20:31.233Z"},"coverage":[{"source":"NVD","status":"not-checked"},{"source":"GHSA","status":"not-checked"},{"source":"EUVD","status":"not-checked"},{"source":"EPSS","status":"not-checked"}],"evidence":[],"aiSummary":{"text":"Splunk Enterprise versions 10.4 before 10.4.4, 10.2 before 10.2.8, 10.0 before 10.0.11, and 9.4 before 9.4.16 have a weakness where the software does not maintain control over a resource. The impact is unclear. Local access may be required.","model":"@cf/meta/llama-3.3-70b-instruct-fp8-fast","generatedAt":"2026-10-30T09:44:26.843Z","sources":[{"name":"CVE","url":"https://www.cve.org/CVERecord?id=CVE-2026-76300"}]}}