CVE-2026-75094: COMFAST CF-N1-S CGI mbox-config sub_44B438 os command injection

Severity: critical (CVSS 9.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-08-18 · updated 2026-10-22
Weakness: CWE-77

Description

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.

Affected products

Comfast CF-N1-S: 2.6.0.1

References

https://github.com/1ChaoRen1/IOT_1
https://vuldb.com/cve/CVE-2026-75094
https://vuldb.com/submit/877482
https://vuldb.com/vuln/391346
https://vuldb.com/vuln/391346/cti

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