CVE-2025-62676
Analyzed Analyzed - Analysis Complete
Improper Link Resolution in FortiClient Windows Allows Privilege Escalation

Publication date: 2026-02-10

Last updated on: 2026-02-12

Assigner: Fortinet, Inc.

Description
An Improper Link Resolution Before File Access ('Link Following') vulnerability [CWE-59] vulnerability in Fortinet FortiClientWindows 7.4.0 through 7.4.4, FortiClientWindows 7.2.0 through 7.2.12, FortiClientWindows 7.0 all versions may allow a local low-privilege attacker to perform an arbitrary file write with elevated permissions via crafted named pipe messages.
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Meta Information
Published
2026-02-10
Last Modified
2026-02-12
Generated
2026-06-16
AI Q&A
2026-02-10
EPSS Evaluated
2026-06-15
NVD
CVE-2025-62676
EUVD
EUVD-2025-206993
Affected Vendors & Products
Showing 2 associated CPEs
Vendor Product Version / Range
fortinet forticlient From 7.0.0 (inc) to 7.2.13 (exc)
fortinet forticlient From 7.4.0 (inc) to 7.4.5 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-59 The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource.
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Executive Summary

This vulnerability is an Improper Link Resolution Before File Access (also known as 'Link Following') issue in Fortinet FortiClientWindows versions 7.4.0 through 7.4.4, 7.2.0 through 7.2.12, and all versions of 7.0. It allows a local attacker with low privileges to write arbitrary files with elevated permissions by sending specially crafted named pipe messages.

Impact Analysis

An attacker exploiting this vulnerability could write files with elevated permissions on the affected system. This could lead to unauthorized modification of system files or configurations, potentially allowing the attacker to escalate privileges, execute malicious code, or disrupt system operations.

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