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CVE-2026-77683
Comfast CF-N1-S mbox-config system command injection
Overview
Description

A security flaw has been discovered in Comfast CF-N1-S 2.6.0.1. Affected by this issue is the function system of the file /cgi-bin/mbox-config?method=SET&section=ntp_timezone. The manipulation of the argument timestr results in command injection. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks.

Details
INFO

Published Date :

Aug. 21, 2026, 10:15 a.m.

Last Modified :

Aug. 21, 2026, 10:15 a.m.

Remotely Exploit :

No

Source :

VulDB
Impact
Affected Products

The following products are affected by CVE-2026-77683 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Comfast cf-n1-s
: Total Affected Vendor : 1 | Products : 1
Solution
Update the device firmware to a non-vulnerable version to fix command injection.
  • Update the device firmware to a secure version.
  • Restrict access to the device's configuration interface.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-77683 vulnerability anywhere in the article.

Results are limited to the first 20 news articles due to potential performance issues.

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CVSS
Vulnerability Scoring Details
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