Command Injection Vulnerability in Comfast CF-AC100 Router
CVE-2026-4467

5.1MEDIUM

Key Information:

Vendor

Comfast

Status
Cf-ac100
Vendor
CVE Published:
20 March 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-4467?

A vulnerability has been identified in the Comfast CF-AC100 router, specifically in version 2.6.0.8, which allows for command injection through an insecure function within the /cgi-bin/mbox-config?method=SET&section=wireless_device_dissoc endpoint. This could enable remote attackers to execute arbitrary commands on the affected device, thereby compromising its security and functionality. The exploit is already public, and despite early disclosure attempts, the vendor has not responded to resolve the issue.

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Affected Version(s)

CF-AC100 2.6.0.8

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-2026-4467 - Proof of Concept

References

https://vuldb.com/?id.351757
vdb-entry
https://vuldb.com/?ctiid.351757
signaturepermissions-required
https://vuldb.com/?submit.772877
third-party-advisory

CVSS V4

Score:
5.1
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)
VulDB
JSON
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