CVE-2025-64157
Severity CVSS v4.0:
Pending analysis
Type:
CWE-134
Format String Vulnerability
Publication date:
10/02/2026
Last modified:
12/02/2026
Description
A use of externally-controlled format string vulnerability in Fortinet FortiOS 7.6.0 through 7.6.4, FortiOS 7.4.0 through 7.4.9, FortiOS 7.2.0 through 7.2.11, FortiOS 7.0 all versions allows an authenticated admin to execute unauthorized code or commands via specifically crafted configuration.
Impact
Base Score 3.x
6.70
Severity 3.x
MEDIUM
Vulnerable products and versions
| CPE | From | Up to |
|---|---|---|
| cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* | 7.0.0 (including) | 7.4.10 (excluding) |
| cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* | 7.6.0 (including) | 7.6.5 (excluding) |
To consult the complete list of CPE names with products and versions, see this page



