5.5
MEDIUM CVSS 3.1
CVE-2026-59839
Fortinet Path Traversal Vulnerability
Description

A improper limitation of a pathname to a restricted directory ('path traversal') vulnerability in Fortinet FortiOS 7.6.0 through 7.6.6, FortiOS 7.4.0 through 7.4.9, FortiOS 7.2 all versions, FortiOS 7.0 all versions, FortiOS 6.4 all versions, FortiPAM 1.8.0, FortiPAM 1.7.0 through 1.7.2, FortiPAM 1.6 all versions, FortiPAM 1.5 all versions, FortiPAM 1.4 all versions, FortiPAM 1.3 all versions, FortiPAM 1.2 all versions, FortiPAM 1.1 all versions, FortiPAM 1.0 all versions, FortiProxy 7.6.0 through 7.6.5, FortiProxy 7.4 through 7.4.13, FortiProxy 7.2 all versions, FortiProxy 7.0 all versions may allow attacker to execute unauthorized code or commands via <insert attack vector here>

INFO

Published Date :

July 14, 2026, 4:17 p.m.

Last Modified :

July 15, 2026, 2:48 p.m.

Remotely Exploit :

No
Affected Products

The following products are affected by CVE-2026-59839 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Fortinet fortios
2 Fortinet fortiproxy
3 Fortinet fortios
4 Fortinet fortipam
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 134c704f-9b21-4f2e-91b3-4a467353bcc0
CVSS 3.1 MEDIUM 6abe59d8-c742-4dff-8ce8-9b0ca1073da8
CVSS 3.1 MEDIUM [email protected]
Solution
Patch affected Fortinet products to fix path traversal vulnerabilities and prevent code execution.
  • Update FortiOS to a non-vulnerable version.
  • Update FortiPAM to a non-vulnerable version.
  • Update FortiProxy to a non-vulnerable version.
  • Apply vendor patches when available.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-59839.

URL Resource
https://fortiguard.fortinet.com/psirt/FG-IR-26-151 Vendor Advisory
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-59839 is associated with the following CWEs:

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-59839 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-59839 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • Initial Analysis by [email protected]

    Jul. 15, 2026

    Action Type Old Value New Value
    Added CPE Configuration OR *cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* versions from (including) 6.4.0 up to (excluding) 7.4.10 *cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:* versions from (including) 7.6.0 up to (excluding) 7.6.6 *cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:* versions from (including) 7.0.0 up to (excluding) 7.4.14 *cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* versions from (including) 7.6.0 up to (excluding) 7.6.7 *cpe:2.3:o:fortinet:fortipam:*:*:*:*:*:*:*:* versions from (including) 1.0.0 up to (excluding) 1.7.3 *cpe:2.3:o:fortinet:fortipam:1.8.0:*:*:*:*:*:*:*
    Added Reference Type Fortinet, Inc.: https://fortiguard.fortinet.com/psirt/FG-IR-26-151 Types: Vendor Advisory
  • New CVE Received by [email protected]

    Jul. 14, 2026

    Action Type Old Value New Value
    Added Affected [{'cpes': ['cpe:2.3:a:fortinet:fortiproxy:7.6.5:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.6.4:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.6.3:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.6.2:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.6.1:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.6.0:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.4.13:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.4.12:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.4.11:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.4.10:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.4.9:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.4.8:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.4.7:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.4.6:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.4.5:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.4.4:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.4.3:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.4.2:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.4.1:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.4.0:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.2.16:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.2.15:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.2.14:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.2.13:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.2.12:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.2.11:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.2.10:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.2.9:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.2.8:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.2.7:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.2.6:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.2.5:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.2.4:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.2.3:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.2.2:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.2.1:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.2.0:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.0.23:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.0.22:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.0.21:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.0.20:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.0.19:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.0.18:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.0.17:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.0.16:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.0.15:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.0.14:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.0.13:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.0.12:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.0.11:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.0.10:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.0.9:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.0.8:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.0.7:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.0.6:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.0.5:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.0.4:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.0.3:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.0.2:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.0.1:*:*:*:*:*:*:*', 'cpe:2.3:a:fortinet:fortiproxy:7.0.0:*:*:*:*:*:*:*'], 'vendor': 'Fortinet', 'product': 'FortiProxy', 'versions': [{'status': 'affected', 'version': '7.6.0', 'versionType': 'semver', 'lessThanOrEqual': '7.6.5'}, {'status': 'affected', 'version': '7.4.0', 'versionType': 'semver', 'lessThanOrEqual': '7.4.13'}, {'status': 'affected', 'version': '7.2.0', 'versionType': 'semver', 'lessThanOrEqual': '7.2.16'}, {'status': 'affected', 'version': '7.0.0', 'versionType': 'semver', 'lessThanOrEqual': '7.0.23'}], 'defaultStatus': 'unaffected'}, {'cpes': ['cpe:2.3:o:fortinet:fortios:7.6.6:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.6.5:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.6.4:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.6.3:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.6.2:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.6.1:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.6.0:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.4.9:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.4.8:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.4.7:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.4.6:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.4.5:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.4.4:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.4.3:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.4.2:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.4.1:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.4.0:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.2.13:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.2.12:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.2.11:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.2.10:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.2.9:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.2.8:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.2.7:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.2.6:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.2.5:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.2.4:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.2.3:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.2.2:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.2.1:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.2.0:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.0.19:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.0.18:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.0.17:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.0.16:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.0.15:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.0.14:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.0.13:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.0.12:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.0.11:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.0.10:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.0.9:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.0.8:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.0.7:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.0.6:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.0.5:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.0.4:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.0.3:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.0.2:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.0.1:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:7.0.0:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:6.4.16:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:6.4.15:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:6.4.14:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:6.4.13:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:6.4.12:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:6.4.11:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:6.4.10:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:6.4.9:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:6.4.8:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:6.4.7:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:6.4.6:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:6.4.5:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:6.4.4:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:6.4.3:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:6.4.2:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:6.4.1:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortios:6.4.0:*:*:*:*:*:*:*'], 'vendor': 'Fortinet', 'product': 'FortiOS', 'versions': [{'status': 'affected', 'version': '7.6.0', 'versionType': 'semver', 'lessThanOrEqual': '7.6.6'}, {'status': 'affected', 'version': '7.4.0', 'versionType': 'semver', 'lessThanOrEqual': '7.4.9'}, {'status': 'affected', 'version': '7.2.0', 'versionType': 'semver', 'lessThanOrEqual': '7.2.13'}, {'status': 'affected', 'version': '7.0.0', 'versionType': 'semver', 'lessThanOrEqual': '7.0.19'}, {'status': 'affected', 'version': '6.4.0', 'versionType': 'semver', 'lessThanOrEqual': '6.4.16'}], 'defaultStatus': 'unaffected'}, {'cpes': ['cpe:2.3:o:fortinet:fortipam:1.8.0:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortipam:1.7.2:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortipam:1.7.1:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortipam:1.7.0:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortipam:1.6.2:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortipam:1.6.1:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortipam:1.6.0:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortipam:1.5.1:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortipam:1.5.0:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortipam:1.4.3:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortipam:1.4.2:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortipam:1.4.1:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortipam:1.4.0:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortipam:1.3.1:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortipam:1.3.0:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortipam:1.2.0:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortipam:1.1.2:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortipam:1.1.1:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortipam:1.1.0:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortipam:1.0.3:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortipam:1.0.2:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortipam:1.0.1:*:*:*:*:*:*:*', 'cpe:2.3:o:fortinet:fortipam:1.0.0:*:*:*:*:*:*:*'], 'vendor': 'Fortinet', 'product': 'FortiPAM', 'versions': [{'status': 'affected', 'version': '1.8.0'}, {'status': 'affected', 'version': '1.7.0', 'versionType': 'semver', 'lessThanOrEqual': '1.7.2'}, {'status': 'affected', 'version': '1.6.0', 'versionType': 'semver', 'lessThanOrEqual': '1.6.2'}, {'status': 'affected', 'version': '1.5.0', 'versionType': 'semver', 'lessThanOrEqual': '1.5.1'}, {'status': 'affected', 'version': '1.4.0', 'versionType': 'semver', 'lessThanOrEqual': '1.4.3'}, {'status': 'affected', 'version': '1.3.0', 'versionType': 'semver', 'lessThanOrEqual': '1.3.1'}, {'status': 'affected', 'version': '1.2.0'}, {'status': 'affected', 'version': '1.1.0', 'versionType': 'semver', 'lessThanOrEqual': '1.1.2'}, {'status': 'affected', 'version': '1.0.0', 'versionType': 'semver', 'lessThanOrEqual': '1.0.3'}], 'defaultStatus': 'unaffected'}]
    Added Description A improper limitation of a pathname to a restricted directory ('path traversal') vulnerability in Fortinet FortiOS 7.6.0 through 7.6.6, FortiOS 7.4.0 through 7.4.9, FortiOS 7.2 all versions, FortiOS 7.0 all versions, FortiOS 6.4 all versions, FortiPAM 1.8.0, FortiPAM 1.7.0 through 1.7.2, FortiPAM 1.6 all versions, FortiPAM 1.5 all versions, FortiPAM 1.4 all versions, FortiPAM 1.3 all versions, FortiPAM 1.2 all versions, FortiPAM 1.1 all versions, FortiPAM 1.0 all versions, FortiProxy 7.6.0 through 7.6.5, FortiProxy 7.4 through 7.4.13, FortiProxy 7.2 all versions, FortiProxy 7.0 all versions may allow attacker to execute unauthorized code or commands via <insert attack vector here>
    Added CVSS V3.1 AV:P/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H
    Added CWE CWE-22
    Added Reference https://fortiguard.fortinet.com/psirt/FG-IR-26-151
  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Jul. 14, 2026

    Action Type Old Value New Value
    Added SSVC {'id': 'CVE-2026-59839', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-07-14T16:02:03.651467Z'}
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.