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CVE-2026-3798

MEDIUM CVSS 4.0: 5.1 EPSS 0.08%
Updated Mar 13, 2026
Comfast
Parameter Value
CVSS 5.1 (MEDIUM)
Type CWE-77 (Command Injection), CWE-74 (Injection)
Vendor Comfast
Public PoC No

A vulnerability was detected in Comfast CF-AC100 2.6.0.8. This affects the function sub_44AC14 of the file /cgi-bin/mbox-config?method=SET&section=ping_config of the component Request Path Handler. The manipulation results in command injection.

The attack may be launched remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
High
Admin privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
Low
Partial data leak
Integrity
Low
Partial data modification
Availability
Low
Partial disruption

CVSS Vector v4.0

Vulnerable Products 2

Configuration From (including) Up to (excluding)
Comfast Cf-Ac100_Firmware
cpe:2.3:o:comfast:cf-ac100_firmware:2.6.0.8:*:*:*:*:*:*:*
Comfast Cf-Ac100
cpe:2.3:h:comfast:cf-ac100:-:*:*:*:*:*:*:*