Vulnerability Description
An improper neutralization of special elements used in an OS command ('OS Command Injection') vulnerability [CWE-78] in Fortinet FortiSIEM version 7.3.0 through 7.3.1, 7.2.0 through 7.2.5, 7.1.0 through 7.1.7, 7.0.0 through 7.0.3 and before 6.7.9 allows an unauthenticated attacker to execute unauthorized code or commands via crafted CLI requests.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Fortinet | Fortisiem | >= 5.4.0, < 6.7.10 |
Related Weaknesses (CWE)
References
- https://fortiguard.fortinet.com/psirt/FG-IR-25-152Vendor Advisory
- https://www.theregister.com/2025/08/13/fortinet_discloses_critical_bug/Third Party Advisory
- https://github.com/watchtowrlabs/watchTowr-vs-FortiSIEM-CVE-2025-25256
- https://labs.watchtowr.com/should-security-solutions-be-secure-maybe-were-all-wr
FAQ
What is CVE-2025-25256?
CVE-2025-25256 is a vulnerability with a CVSS score of 9.8 (CRITICAL). An improper neutralization of special elements used in an OS command ('OS Command Injection') vulnerability [CWE-78] in Fortinet FortiSIEM version 7.3.0 through 7.3.1, 7.2.0 through 7.2.5, 7.1.0 throu...
How severe is CVE-2025-25256?
CVE-2025-25256 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2025-25256?
Check the references section above for vendor advisories and patch information. Affected products include: Fortinet Fortisiem.