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CVE-2026-59836: Information disclosure in Fortinet FortiClientEMS

0
Medium
VulnerabilityCVE-2026-59836cvecve-2026-59836
Published: 07/14/2026 (07/14/2026, 15:15:08 UTC)
Source: CVE Database V5
Vendor/Project: Fortinet
Product: FortiClientEMS

Description

A improper certificate validation vulnerability in Fortinet FortiClientEMS 7.4.3 through 7.4.5, FortiClientEMS 7.4.0 through 7.4.1, FortiClientEMS 7.2 all versions may allow attacker to information disclosure via <insert attack vector here>

CVSS v3.1

Score 6.7medium

Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C

Affected software

Affected versions
7.4.37.4.07.2.127.2.0
CPE configurations (19)
cpe:2.3:a:fortinet:forticlientems:7.4.5:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:forticlientems:7.4.4:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:forticlientems:7.4.3:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:forticlientems:7.4.1:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:forticlientems:7.4.0:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:forticlientems:7.2.14:*:*:*:*:*:*:*

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 07/14/2026, 16:11:01 UTC

Technical Analysis

This vulnerability in Fortinet FortiClientEMS arises from improper certificate validation in affected versions, potentially allowing an attacker to cause information disclosure. The affected versions explicitly include 7.2 all versions, 7.4.0, 7.4.1, and 7.4.3. The CVSS 3.1 vector indicates network attack vector with high complexity, no privileges required, user interaction required, and impacts confidentiality, integrity, and availability with high severity. The vendor has released an official fix to address this vulnerability.

Potential Impact

Successful exploitation of this vulnerability could lead to disclosure of sensitive information, impacting confidentiality. The CVSS vector also indicates potential impacts on integrity and availability. However, exploitation requires user interaction and has high attack complexity, reducing the likelihood of widespread exploitation. No known exploits are reported in the wild at this time.

Mitigation Recommendations

An official fix is available from Fortinet for the affected versions of FortiClientEMS. Users and administrators should apply the vendor-provided patches promptly to remediate this vulnerability. Since the vendor advisory confirms an official fix, applying the patch is the recommended mitigation.

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Technical Details

Data Version
5.2
Assigner Short Name
fortinet
Date Reserved
2026-07-07T15:21:26.614Z
Cvss Version
3.1
State
PUBLISHED
Remediation Level
official-fix

Threat ID: 6a565a3d68715ace43c7b742

Added to database: 07/14/2026, 15:48:13 UTC

Last enriched: 07/14/2026, 16:11:01 UTC

Last updated: 07/15/2026, 00:20:02 UTC

Views: 5

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