CVE-2025-25256

CRITICAL EPSS 98.9%
Published Aug 12, 202510mo ago · Modified Jun 17, 20261w ago
9.8 CVSS 3.1
Critical
Find Similar
Published Aug 12, 2025 10mo ago
Last Modified Jun 17, 2026 1w ago

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 Details

Base Score
9.8
Exploitability
3.9
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
98.9% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-78 OS Command Injection Injection

Affected Products 5

VendorProductVersionRange
fortinetfortisiem*≥5.4.0  –  <6.7.10
fortinetfortisiem*≥7.0.0  –  <7.0.4
fortinetfortisiem*≥7.1.0  –  <7.1.8
fortinetfortisiem*≥7.2.0  –  <7.2.6
fortinetfortisiem*≥7.3.0  –  <7.3.2

References 4

  • fortiguard.fortinet.com https://fortiguard.fortinet.com/psirt/FG-IR-25-152
    Vendor Advisory
  • github.com https://github.com/watchtowrlabs/watchTowr-vs-FortiSIEM-CVE-2025-25256
  • labs.watchtowr.com https://labs.watchtowr.com/should-security-solutions-be-secure-maybe-were-all-wrong-fortinet-fortisiem-pre-auth-command-injection-cve-2025-25256/
  • theregister.com https://www.theregister.com/2025/08/13/fortinet_discloses_critical_bug/
    Third Party Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.