CVE-2021-41016

8.8 highEPSS 1.1%

High (8.8) in fortinet fortiextender firmware. EPSS 1.1% chance of exploitation in the next 30 days.

A improper neutralization of special elements used in a command ('command injection') in Fortinet FortiExtender version 7.0.1 and below, 4.2.3 and below, 4.1.7 and below allows an authenticated attacker to execute privileged shell commands via CLI commands including special characters

Severity

CVSS 3.1

8.8 high

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 1.1% chance of exploitation in the next 30 days; higher than 64% of CVEs (scores of 2026-10-31)
CWE: CWE-78
Published: 2022-02-02
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

fortinet:fortiextender_firmware

References

https://fortiguard.com/advisory/FG-IR-21-148
https://fortiguard.com/advisory/FG-IR-21-148

Check your stack JSON