{"id":"CVE-2026-84391","title":"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>","summary":"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>","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-457"],"vendor":"Fortinet","product":"FortiAnalyzer","affected":["FortiAnalyzer >= 7.6.3 <= 7.6.6"],"published":"2026-09-08","updated":"2026-09-08","sourceUpdated":"2026-09-08T18:35:10.323","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-84391","references":[{"url":"https://fortiguard.fortinet.com/psirt/FG-IR-26-172","label":"psirt@fortinet.com"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-08T17:29:24.379449Z"},"scores":{"nvd":6.5,"cna":5.9},"ingestedAt":"2026-09-08T19:08:49.602Z","epss":0.00235,"epssPercentile":0.14673,"slug":"CVE-2026-84391","body":"## Overview\n\nA 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>\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":36,"depthScoreParts":{"impact":35.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":5587,"id":"CVE-2026-84391","ts":1788890890933,"field":"cvss","old":"5.9","new":"6.5"}]}