{"id":"CVE-2026-84386","state":"PUBLISHED","title":"A unverified ownership vulnerability in Fortinet FortiClientWindows 7.4.0 through 7.4.7, FortiClientWindows 7.2 all versions may allow attacker to improper access control via via a","description":"A unverified ownership vulnerability in Fortinet FortiClientWindows 7.4.0 through 7.4.7, FortiClientWindows 7.2 all versions may allow attacker to improper access control via via an exposed minifilter communication port.","publishedAt":"2026-09-08T16:41:43.380Z","updatedAt":"2026-10-05T16:50:54.991Z","severity":{"score":4.7,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H/E:P/RL:O/RC:C","source":"fortinet"},"assigner":"fortinet","products":["Fortinet FortiClientWindows"],"affected":[{"vendor":"Fortinet","product":"FortiClientWindows","defaultStatus":"unaffected","versions":[{"version":"7.4.0","status":"affected","lessThanOrEqual":"7.4.7","versionType":"semver"},{"version":"7.2.0","status":"affected","lessThanOrEqual":"7.2.15","versionType":"semver"}],"cpes":["cpe:2.3:a:fortinet:forticlientwindows:7.4.7:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.4.6:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.4.5:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.4.4:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.4.3:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.4.2:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.4.1:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.4.0:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.2.15:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.2.14:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.2.13:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.2.12:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.2.11:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.2.10:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.2.9:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.2.8:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.2.7:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.2.6:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.2.5:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.2.4:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.2.3:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.2.2:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.2.1:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.2.0:*:*:*:*:*:*:*"]}],"references":["https://fortiguard.fortinet.com/psirt/FG-IR-26-165"],"weaknesses":["CWE-283"],"ingestedAt":"2026-10-29T20:13:15.269Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/84xxx/CVE-2026-84386.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-84386","state":"PUBLISHED","datePublished":"2026-09-08T16:41:43.380Z","dateUpdated":"2026-10-05T16:50:54.991Z","assignerShortName":"fortinet","assignerOrgId":"6abe59d8-c742-4dff-8ce8-9b0ca1073da8","dateReserved":"2026-09-01T16:36:06.039Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A unverified ownership vulnerability in Fortinet FortiClientWindows 7.4.0 through 7.4.7, FortiClientWindows 7.2 all versions may allow attacker to improper access control via via an exposed minifilter communication port."}],"affected":[{"vendor":"Fortinet","product":"FortiClientWindows","defaultStatus":"unaffected","versions":[{"version":"7.4.0","status":"affected","lessThanOrEqual":"7.4.7","versionType":"semver"},{"version":"7.2.0","status":"affected","lessThanOrEqual":"7.2.15","versionType":"semver"}],"cpes":["cpe:2.3:a:fortinet:forticlientwindows:7.4.7:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.4.6:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.4.5:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.4.4:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.4.3:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.4.2:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.4.1:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.4.0:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.2.15:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.2.14:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.2.13:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.2.12:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.2.11:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.2.10:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.2.9:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.2.8:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.2.7:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.2.6:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.2.5:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.2.4:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.2.3:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.2.2:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.2.1:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:forticlientwindows:7.2.0:*:*:*:*:*:*:*"]}],"references":[{"url":"https://fortiguard.fortinet.com/psirt/FG-IR-26-165","name":"https://fortiguard.fortinet.com/psirt/FG-IR-26-165"}],"metrics":[{"format":"CVSS","cvssV3_1":{"version":"3.1","attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":4.7,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"HIGH","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H/E:P/RL:O/RC:C"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-283","lang":"en","description":"Improper access control","type":"CWE"}]}],"providerMetadata":{"shortName":"fortinet","orgId":"6abe59d8-c742-4dff-8ce8-9b0ca1073da8","dateUpdated":"2026-10-05T16:50:54.991Z"},"solutions":[{"lang":"en","value":"Upgrade to FortiClientWindows version 8.0.0 or above\nUpgrade to FortiClientWindows version 7.4.8 or above"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-08T17:42:21.974285Z","id":"CVE-2026-84386","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-08T17:42:36.815Z"}}]}}}