RCE in Comfast Cf-N1-S

CVE-2026-75094

A flaw has been found in COMFAST CF-N1-S 2.6.0.1. This impacts the function sub_44B438 of the file /cgi-bin/mbox-config?method=SET&section=ptest_ssid of the component CGI Interface. This manipulation of the argument ssid causes os command injection. Remote exploitation of the attack is possible. The exploit has been published and may be used.

Vulnerability class: Command Injection (OS Command Injection)

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-75094?
CVE-2026-75094 is a critical-severity vulnerability in Comfast Cf-N1-S, classified under Command Injection. CVSS score: 9.1/10. Published 2026-08-18.
How severe is CVE-2026-75094?
Critical severity. CVSS v3 base score is 9.1 out of 10.