CVE-2026-106173: Execute unauthorized code or commands in Fortinet FortiSIEM
Description
A improper limitation of a pathname to a restricted directory ('path traversal') vulnerability in Fortinet FortiSIEM 7.5.0 may allow attacker to execute unauthorized code or commands via specially crafted packets.
CVSS v3.1
Score 9.4critical
Affected software
Fortinet
FortiSIEM
cpe:2.3:a:fortinet:fortisiem:7.5.0:*:*:*:*:*:*:*cpe:2.3:a:fortinet:fortisiem:7.4.2:*:*:*:*:*:*:*cpe:2.3:a:fortinet:fortisiem:7.4.1:*:*:*:*:*:*:*cpe:2.3:a:fortinet:fortisiem:7.4.0:*:*:*:*:*:*:*cpe:2.3:a:fortinet:fortisiem:7.3.5:*:*:*:*:*:*:*cpe:2.3:a:fortinet:fortisiem:7.3.4:*:*:*:*:*:*:*AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-106173) in Fortinet FortiSIEM versions 7.0.0 through 7.5.0 involves improper limitation of a pathname to a restricted directory, commonly known as a path traversal flaw. Exploiting this issue, an unauthenticated attacker can send specially crafted packets to execute unauthorized code or commands on the affected system. The CVSS 3.1 base score is 9.4, indicating critical severity with network attack vector, low attack complexity, no privileges or user interaction required, and high impact on confidentiality, integrity, and availability. An official patch is available from Fortinet to address this vulnerability.
Potential Impact
Successful exploitation allows remote attackers to execute arbitrary code or commands without authentication, potentially leading to full compromise of the affected FortiSIEM system. This impacts confidentiality, integrity, and availability of the system.
Mitigation Recommendations
An official fix is available from Fortinet for this vulnerability. It is strongly recommended to apply the vendor-provided patches to affected FortiSIEM versions as soon as possible to remediate the issue.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- fortinet
- Date Reserved
- 2026-10-06T16:19:45.747Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
Threat ID: 6ace6f182cdf04f656910f39
Added to database: 10/13/2026, 17:49:12 UTC
Last enriched: 10/13/2026, 18:04:04 UTC
Last updated: 10/14/2026, 04:19:18 UTC
Views: 10
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