CVE-2026-39814
Received
Received - Intake
Relative Path Traversal in Fortinet FortiWeb Enables Code Execution
Publication date: 2026-04-14
Last updated on: 2026-04-21
Assigner: Fortinet, Inc.
Description
Description
A relative path traversal vulnerability in Fortinet FortiWeb 8.0.0 through 8.0.2, FortiWeb 7.6.0 through 7.6.6, FortiWeb 7.4.1 through 7.4.12, FortiWeb 7.2.7 through 7.2.12, FortiWeb 7.0.10 through 7.0.12 may allow attacker to execute unauthorized code or commands via <insert attack vector here>
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| fortinet | fortiweb | From 8.0.0 (inc) to 8.0.3 (exc) |
| fortinet | fortiweb | From 7.6.0 (inc) to 7.6.7 (exc) |
| fortinet | fortiweb | From 7.0.10 (inc) to 7.0.12 (inc) |
| fortinet | fortiweb | From 7.2.0 (inc) to 7.2.12 (inc) |
| fortinet | fortiweb | From 7.4.1 (inc) to 7.4.12 (inc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-23 | The product uses external input to construct a pathname that should be within a restricted directory, but it does not properly neutralize sequences such as ".." that can resolve to a location that is outside of that directory. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a relative path traversal issue found in multiple versions of Fortinet FortiWeb (versions 7.0.10 through 8.0.2). It may allow an attacker to execute unauthorized code or commands by exploiting the way the software handles file paths.
How can this vulnerability impact me? :
The vulnerability can lead to unauthorized code or command execution, which means an attacker could potentially take control of the affected system, access sensitive data, or disrupt normal operations.
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