Command Injection Vulnerability in Edimax EW-7478APC Network Device
CVE-2026-19962

5.3MEDIUM

Key Information:

Vendor

Edimax

Status
Ew-7478apc
Vendor
CVE Published:
16 August 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-19962?

A command injection vulnerability exists in the Edimax EW-7478APC network device due to improper validation of user input in the setWAN function located at /goform/setWAN. By manipulating the parameters pppUserName, pptpUserName, or L2TPUserName, an attacker can execute arbitrary commands on the device remotely. This issue may lead to unauthorized access and command execution. The vendor was informed about this flaw but has not responded to any inquiries regarding remediation, emphasizing the need for affected users to implement necessary safeguards.

Affected Version(s)

EW-7478APC 1.04

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-2026-19962 - Proof of Concept

References

https://vuldb.com/vuln/391139
vdb-entrytechnical-description
https://vuldb.com/vuln/391139/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-19962
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

wxhwxhwxh_mie (VulDB User)
VulDB CNA Team
.