Fortinet FortiWeb OS Command Injection Vulnerability

Technical Severity

CVSS v3.1 Metrics

MEDIUM

6.7 / 10

Minimal Risk Critical

Vector Specification

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

Exploitation Likelihood

EPSS Prediction

50.74 %

Predictive Probability

Percentile Rank

97.8 th

Documented as more likely to be exploited than 97.8% of known CVEs.

Detection Date

Nov 18, 2025

Remediation Due

Nov 25, 2025

CISA Catalog Active

Threat Analysis

Fortinet FortiWeb contains an OS command Injection vulnerability that may allow an authenticated attacker to execute unauthorized code on the underlying system via crafted HTTP requests or CLI commands.

Remediation Directive

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

External Intelligence

https://fortiguard.fortinet.com/psirt/FG-IR-25-513

NVD

National Vulnerability Database

https://nvd.nist.gov/vuln/detail/CVE-2025-58034