CVE-2026-84386 in FortiClientWindows

Summary

by MITRE • 09/08/2026

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 <insert attack vector here>

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• Responsible: Fortinet
• Reservation: 09/01/2026
• Disclosure: 09/08/2026
• Moderation: accepted
• Entry: VDB-399936
• CPE: ready
• CWE: CWE-284 (confirmed)
• CVSS: 5.1 (CNA)
• EPSS: 0.00000
• KEV: no
• Activities: very low

Sources

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-84386
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-84386
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-84386/