P4Verified

CVE-2019-5589: forticlient before 6.0.6 (exclusive); +1 more affected products

CVE-2019-5589. CVSS 3.1 base score 8.8 (HIGH, Vendor/CNA). EPSS 0.02613 (percentile 0.85014), scored 12-Oct-2026.

Affected technology

forticlient · before 6.0.6 (exclusive)
fortinet

FortiClientWindows · 6.0.0 through 6.0.5, 5.6.0 through 5.6.6, 5.4.0 through 5.4.5, 5.2.0 through 5.2.6, 5.0.0 through 5.0.11, 4.3.0 through 4.3.5, 4.2.0 through 4.2.7, 4.1.0 through 4.1.3, 4.0.1 through 4.0.4, 5.6.0 to before 5.6.*
Fortinet

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 3.1): Network (remote) · No privileges required · User interaction required

What an attacker can do

Vendor/CNA’s CVSS 3.1 assessment (base score 8.8/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 13-Oct-2026 20:18 UTC

CWE: CWE-426
CCR priority: 35.9 /100 (P4)
CVSS 3.1: 8.8 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H · Vendor/CNA
EPSS: 0.02613 · percentile 0.85014 · 2026-10-12
KEV: no

Provenance

GitHub Advisory Database · Source record · observed 2026-10-13 20:20:59.886514+00:00 UTC
NVD CVE API 2.0 · Source record · observed 2026-10-13 20:16:59.278043+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2019-5589.html