Paper/Archive/CVE-2026-39813

CVE-2026-39813

Fortinet FortiSandbox — A path traversal: '../filedir' vulnerability in Fortinet FortiSandbox 5.0.0 through 5.0.5, FortiSandbox 4.4.0 through 4.4.8 may allow att…

EPSS 22%CVSS 9.1

critical.is priorityof 100

CVSS 9.1 (CNA)9.1 / 10 × 3027.3 Not in CISA KEV+300.0 EPSS percentile 97.7.977 × 2019.5 No public exploit+100.0 SSVC exploitation: none+100.0

Description · from the CVE record

A path traversal: '../filedir' vulnerability in Fortinet FortiSandbox 5.0.0 through 5.0.5, FortiSandbox 4.4.0 through 4.4.8 may allow attacker to escalation of privilege via specially crafted HTTP requests.

Affected

ProductAffectedFixed inSource

FortiSandbox5.0.0 – 5.0.5–CNA

FortiSandbox4.4.0 – 4.4.8–CNA

FortiSandbox Cloud24.1–CNA

FortiSandbox Cloud23.4–CNA

FortiSandbox Cloud5.0.4 – 5.0.5–CNA

Scores by source

fortinet (CNA)9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C

CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

reffortiguard.fortinet.com/psirt/FG-IR-26-112