What’s Vulnerable › Vulnerabilities

CVE-2021-26106

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-07-09 · updated 2026-06-17
• Weakness: CWE-78

Description

An improper neutralization of special elements used in an OS Command vulnerability in FortiAP's console 6.4.1 through 6.4.5 and 6.2.4 through 6.2.5 may allow an authenticated attacker to execute unauthorized commands by running the kdbg CLI command with specifically crafted arguments.

Affected products

• Fortinet FortiAP: from 6.4.1 before 6.4.6 — fixed in 6.4.6
• Fortinet FortiAP-S: from 6.2.4 before 6.2.6 — fixed in 6.2.6
• Fortinet FortiAP-W2: from 6.2.4 before 6.2.6 — fixed in 6.2.6

How to fix

Upgrade to a fixed version: Fortinet FortiAP 6.4.6; Fortinet FortiAP-S 6.2.6; Fortinet FortiAP-W2 6.2.6. Check the vendor advisory for mitigations.

References

• https://fortiguard.com/advisory/FG-IR-20-210
• https://fortiguard.com/advisory/FG-IR-20-210

Get alerted when CVE-2021-26106 or the next vulnerability affects your stack