Multiple Path traversals in CLI
CVSSv3 Score: 6.2 Multiple Relative Path Traversal vulnerabilities [CWE-23] in FortiWeb may allow a local privileged attacker to execute unauthorized code on the underlying system via crafted CLI commands. Revised on 2026-04-14 00:00:00
CSIRTS triage
- What
- Multiple path traversal vulnerabilities allow a local privileged attacker to execute unauthorized code.
- Who is affected
- Local privileged users of FortiWeb.
- Urgency
- This vulnerability has a moderate severity and should be addressed to prevent unauthorized code execution.
- Action
- Apply the latest security updates for FortiWeb.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://fortiguard.fortinet.com/psirt/FG-IR-26-114
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2026-398140.14% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 4% of all scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-39814 | coverage & exploitation status | NVD · CVE.org |
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