Command Injection Vulnerability in Comfast CF-E7 by Comfast
CVE-2026-2824

5.3MEDIUM

Key Information:

Vendor

Comfast

Status
Cf-e7
Vendor
CVE Published:
20 February 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-2824?

A command injection vulnerability has been identified in the Comfast CF-E7 router, specifically in the web management component 'webmggnt'. This flaw resides in the function sub_441CF4 located within the configuration file accessed via the endpoint /cgi-bin/mbox-config?method=SET&section=ping_config. An attacker can exploit this vulnerability by manipulating the 'destination' argument, which enables remote command execution. The existence of published exploits underscores the urgency of addressing this issue, as the vendor has not acknowledged or responded to prior contact regarding this disclosure.

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Affected Version(s)

CF-E7 2.6.0.9

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-2824 - Proof of Concept

References

https://vuldb.com/?id.346949
vdb-entrytechnical-description
https://vuldb.com/?ctiid.346949
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https://vuldb.com/?submit.753878
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

allanp0e (VulDB User)
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