Medium 6.6Published Aug 17, 2026

CVE-2026-19976COMFAST CF-N1-S mbox-config sub_44A968 command injection

Updated under an hour ago (2026-10-19 06:50 UTC)

Does this affect you?

It affects COMFAST CF-N1-S. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

Do this next

Start free and add your stack

Free account, 1 product

Every CVE for COMFAST CF-N1-S

Exploited in the last 30 days

A security vulnerability has been detected in COMFAST CF-N1-S 2.6.0.1. Impacted is the function sub_44A968 of the file /cgi-bin/mbox-config?method=SET&section=ptest_macaddress. Such manipulation of the argument macaddress leads to command injection. The attack may be launched remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS: 6.6 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L/E:P/RL:X/RC:R
Weakness (CWE): CWE-77, CWE-74
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Deferred
Record last updated: Aug 17, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

COMFAST CF-N1-S comfast:cf-n1-s	2.6.0.1	CNA record

References

https://vuldb.com/vuln/391155vdb-entry, technical-description
https://vuldb.com/vuln/391155/ctisignature, permissions-required
https://vuldb.com/cve/CVE-2026-19976third-party-advisory
https://vuldb.com/submit/873821third-party-advisory
https://github.com/1ChaoRen1/IOT/blob/main/CF-N1-S-V2.6.0.1%20.pdfexploit

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.