CVE-2026-84391

{"id": "CVE-2026-84391", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-84391", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-09-08T17:29:24.379449Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "psirt@fortinet.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.8}]}, "affected": [{"source": "psirt@fortinet.com", "affectedData": [{"cpes": ["cpe:2.3:o:fortinet:fortianalyzer:7.6.6:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortianalyzer:7.6.5:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortianalyzer:7.6.4:*:*:*:*:*:*:*", "cpe:2.3:o:fortinet:fortianalyzer:7.6.3:*:*:*:*:*:*:*"], "vendor": "Fortinet", "product": "FortiAnalyzer", "versions": [{"status": "affected", "version": "7.6.3", "versionType": "semver", "lessThanOrEqual": "7.6.6"}], "defaultStatus": "unaffected"}]}], "published": "2026-09-08T17:18:37.520", "references": [{"url": "https://fortiguard.fortinet.com/psirt/FG-IR-26-172", "source": "psirt@fortinet.com"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "psirt@fortinet.com", "description": [{"lang": "en", "value": "CWE-457"}]}], "descriptions": [{"lang": "en", "value": "A use of uninitialized variable vulnerability in Fortinet FortiAnalyzer 7.6.3 through 7.6.6 may allow attacker to denial of service via <insert attack vector here>"}], "lastModified": "2026-09-08T18:35:10.323", "sourceIdentifier": "psirt@fortinet.com"}