CVE-2026-84386: Fortinet Arbitrary process termination from exposed minifilter communication port
This Fortinet advisory covers CVE-2026-84386 in FortiClientWindows.
Key facts
- Vendor rating
- Medium, CVSS 5.1
- CISA KEV
- Not listed (catalogue checked )
- Affected
- FortiClientWindows: 7.2.0 through 7.4.7 (vendor-listed versions)
- Advisory id
- FG-IR-26-165
- Source published
- Source revised
- Listed by VulniPulse
Compiled by VulniPulse from the linked sources. How records are collected and checked.
Affected products & platforms
Description
CVSSv3 Score:
5.1
An Unverified Ownership Vulnerability [CWE-283] in FortiClient Windows fortimon3 driver may allow an authenticated attacker to terminate arbitrary processes via an exposed minifilter communication port.
Revised on 2026-09-08 00:00:00
Affected product named by the advisory: FortiClientWindows.
Text from the source record.
- FortiClientWindows: 7.2.0 through 7.4.7 (vendor-listed versions)
Official advisory · high-confidence parse· fetched ·verify at source
CVE-2026-84386 in other vendors' advisories
- Fortinet: CVE-2026-84386, medium severity
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