CVE-2025-25256
critical · 9.8A public exploit / detection template exists
Weaponised detection is publicly available, which meaningfully raises real-world risk regardless of CVSS. nuclei-templates →
An improper neutralization of special elements used in an OS command ('OS Command Injection') vulnerability [CWE-78] vulnerability in Fortinet FortiSIEM 7.3.0 through 7.3.1, FortiSIEM 7.2.0 through 7.2.5, FortiSIEM 7.1.0 through 7.1.7, FortiSIEM 7.0.0 through 7.0.3, FortiSIEM 6.7.0 through 6.7.9, FortiSIEM 6.6 all versions, FortiSIEM 6.5 all versions, FortiSIEM 6.4 all versions, FortiSIEM 6.3 all versions, FortiSIEM 6.2 all versions, FortiSIEM 6.1 all versions, FortiSIEM 5.4 all versions, FortiSIEM 5.3 all versions, FortiSIEM 5.2 all versions, FortiSIEM 5.1 all versions, FortiSIEM 5.0 all versions, FortiSIEM 4.10 all versions, FortiSIEM 4.9 all versions, FortiSIEM 4.7 all versions allows an unauthenticated attacker to execute unauthorized code or commands via crafted CLI requests.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| fortinet | fortisiem | >= 5.4.0, < 6.7.10 |
| fortinet | fortisiem | >= 7.0.0, < 7.0.4 |
| fortinet | fortisiem | >= 7.1.0, < 7.1.8 |
| fortinet | fortisiem | >= 7.2.0, < 7.2.6 |
| fortinet | fortisiem | >= 7.3.0, < 7.3.2 |
Check a specific version with /api/v1/cve/match.
References
- https://fortiguard.fortinet.com/psirt/FG-IR-25-152
- https://www.theregister.com/2025/08/13/fortinet_discloses_critical_bug/
- https://github.com/watchtowrlabs/watchTowr-vs-FortiSIEM-CVE-2025-25256
- https://labs.watchtowr.com/should-security-solutions-be-secure-maybe-were-all-wrong-fortinet-fortisiem-pre-auth-command-injection-cve-2025-25256/
Query this programmatically:
curl https://evil-db.io/api/v1/cve/CVE-2025-25256