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CVE-2023-41840

21
FAUCET Score

CVE-2023-41840 is an untrusted search path vulnerability in Fortinet FortiClient for Windows, specifically version 7.0.9. This flaw allows an attacker to execute a DLL Hijack attack by introducing a malicious OpenSSL engine library into the search path. Rated 7.8 HIGH on CVSS, the vulnerability requires user interaction (UI:R) and local access (AV:L) but can lead to high impact on confidentiality, integrity, and availability (C:H/I:H/A:H). Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
7.0.9CPE matchmatch criteria
cpe:2.3:a:fortinet:forticlient:7.0.9:*:*:*:*:windows:*:*
7.2.0CPE matchmatch criteria
cpe:2.3:a:fortinet:forticlient:7.2.0:*:*:*:*:windows:*:*
7.2.1CPE matchmatch criteria
cpe:2.3:a:fortinet:forticlient:7.2.1:*:*:*:*:windows:*:*

CVSS Data

CVSS version used by this source: 3.1

7.8HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.31%
Probability of exploitation in next 30 days
EPSS Percentile
23.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0031 is in the 22nd percentile among its peer group of 11,621 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

fortinetvendor investigatingvia nvd_reference
View patch

References

fortiguard.com / psirt/FG-IR-23-274
Vendor Advisory