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
Source :
[email protected]
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.
CVSS Scores
| 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
- 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:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-59839
weaknesses.
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:*:*:*:*:*:*:*', 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'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:*:*:*:*:*:*:*', 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'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'}