CVE-2026-2534: Comfast CF-N1 V2 mbox-config sub_44AC4C command injection

Published Feb 16, 2026
·
Updated

A vulnerability has been found in Comfast CF-N1 V2 2.6.0.2. The affected element is the function sub44AC4C of the file /cgi-bin/mbox-config?method=SET&section=ptestbandwidth. The manipulation of the argument bandwidth leads to command injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected Software

3 affected components
Comfast CF-N1 V2
All of the following
Comfast Cf-n1 Firmware=2.6.0.2
Comfast CF-N1=2

Event History

Feb 16, 2026
CVE Published
via MITRE·04:02 AM
Data Sourced
via MITRE·04:02 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·04:15 AM
DescriptionSeverityWeaknessAffected Software
Feb 10, 58115
Event
via FIRST·01:07 AM

Frequently Asked Questions

1

What is the severity of CVE-2026-2534?

CVE-2026-2534 is classified with a high severity due to its command injection capabilities.

2

How do I fix CVE-2026-2534?

To fix CVE-2026-2534, apply the latest firmware update from Comfast for the CF-N1 V2 model.

3

What systems are affected by CVE-2026-2534?

CVE-2026-2534 affects the Comfast CF-N1 V2 running version 2.6.0.2.

4

What type of vulnerability is CVE-2026-2534?

CVE-2026-2534 is a command injection vulnerability found in the mbox-config functionality.

5

Can CVE-2026-2534 lead to unauthorized access?

Yes, CVE-2026-2534 can potentially allow attackers to execute arbitrary commands on the affected device.

Contact

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