CVE-2025-25256

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.
OS Command Injection
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
fortinetCNA
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:H/RL:X/RC:C
CISA-ADPADP
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 97%
VendorProductVersion
fortinetfortisiem
5.4.0 ≤
𝑥
< 6.7.10
fortinetfortisiem
7.0.0 ≤
𝑥
< 7.0.4
fortinetfortisiem
7.1.0 ≤
𝑥
< 7.1.8
fortinetfortisiem
7.2.0 ≤
𝑥
< 7.2.6
fortinetfortisiem
7.3.0 ≤
𝑥
< 7.3.2
𝑥
= Vulnerable software versions
Common Weakness Enumeration
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/