Fortinet FortiOS Path Traversal Vulnerability
- Severity
- High7.1CVSS 3.1, High
- EPSS
- 11%
- Published
- 7 Mar 2023
- Updated
- 17 Jun 2026
Description
Title, description and vendor guidance are quoted from the source records.
A improper limitation of a pathname to a restricted directory vulnerability ('path traversal') [CWE-22] in Fortinet FortiOS version 7.2.0 through 7.2.3, 7.0.0 through 7.0.9 and before 6.4.11 allows a privileged attacker to read and write files on the underlying Linux system via crafted CLI commands.
Weakness: CWE-22
Known exploited
Added to CISA KEV on 14 Mar 2023
Federal remediation due date: 4 Apr 2023
Required action: Apply updates per vendor instructions.
Exploit prediction
11% probability of exploitation in the next 30 days (percentile 96%).
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
What the source states, per branch
Versions matched by Patcharo
Fortinet FortiOSSource: Fortinet (CVE record)
| Branch | Affected | Fixed in |
|---|---|---|
| 7.2 | 7.2.0 – 7.2.3 | Fixed after 7.2.3 |
| 7.0 | 7.0.0 – 7.0.9 | Fixed after 7.0.9 |
| 6.4 | 6.4.0 – 6.4.11 | Fixed after 6.4.11 |
| 6.2 | 6.2.0 – 6.2.13 | Fixed after 6.2.13 |
| 6.0 | 6.0.0 – 6.0.16 | Fixed after 6.0.16 |
Versions not listed are stated unaffected by the vendor.
Workaround / Vendor remediation
Vendor remediation · FortiOS
Please upgrade to FortiOS version 7.2.4 or above Please upgrade to FortiOS version 7.0.10 or above Please upgrade to FortiOS version 6.4.12 or above
References
Provenance
Every fact on this page comes from the sources below. Nothing is written by an AI.
- Fortinet (CVE record)
- Fortinet (CVE record) · 27 Sept 2026, 23:46 UTC · Parser patcharo-cve5/1.1.0
- CISA Known Exploited Vulnerabilities
- CISA Known Exploited Vulnerabilities · 27 Sept 2026, 23:42 UTC · Parser patcharo-kev/1.0.0
- NVD
- NVD · 27 Sept 2026, 23:44 UTC · Parser patcharo-nvd/1.0.0
- FIRST EPSS
- FIRST EPSS · 27 Sept 2026, 23:46 UTC · Parser patcharo-epss/1.0.0
Last verified: 28 Sept 2026, 02:31 UTC