by Kastro
Paper/Archive/CVE-2026-106173

CVE-2026-106173

Fortinet FortiSIEM — A improper limitation of a pathname to a restricted directory ('path traversal') vulnerability in Fortinet FortiSIEM 7.5.0 may allow atta…

EPSS 1.0%public exploitCVSS 9.4
critical.is priorityof 100
51
CVSS 9.4 (CNA)9.4 / 10 × 3028.2Not in CISA KEV+300.0EPSS percentile 62.7.627 × 2012.5Exploit: SSVC poc+1010.0SSVC exploitation: poc+100.0
Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource
FortiSIEM7.5.0–CNA
FortiSIEM7.4.0 – 7.4.2–CNA
FortiSIEM7.3.0 – 7.3.5–CNA
FortiSIEM7.2.0 – 7.2.7–CNA
FortiSIEM7.1.0 – 7.1.9–CNA
FortiSIEM7.0.0 – 7.0.4–CNA

Scores by source

fortinet (CNA)9.4CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C
CISA ADPSSVCExploitation: poc · Automatable: yes · Technical impact: total

References

reffortiguard.fortinet.com/psirt/FG-IR-26-180exploitgithub.com/horizon3ai/CVE-2026-106173