SEPTEMBER 17, 2026
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Case File

CVE-2026-77683

CRITICAL · CVSS 9.9 EPSS 1.51% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-08-21 · Last synced 2026-09-17

CyberRota Analysis

AI-Generated

A critical command injection vulnerability exists in the Comfast CF-N1-S 2.6.0.1, specifically in the /cgi-bin/mbox-config?method=SET&section=ntp_timezone function, where manipulation of the timestr argument allows for remote exploitation. This flaw poses a significant risk as it can be exploited by attackers to execute arbitrary commands on the affected system. Organizations using this product should prioritize immediate remediation to mitigate potential attacks.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit
GitHub PoC Links

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-77683
Severity
CRITICAL
CVSS
9.9
EPSS
1.51%

Original NVD 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.