Command Injection Vulnerability in Totolink A3002MU Router
CVE-2026-93742

9.4CRITICAL

Key Information:

Vendor

Totolink
Status
A3002mu
Vendor
CVE Published:
19 September 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-93742?

A command injection vulnerability has been identified in the Totolink A3002MU router specifically in the formWsc function located in the /boafrm/formWsc file. This weakness allows an attacker to manipulate the 'localPin' argument, leading to unauthorized command execution. The flaw is exploitable remotely, meaning that attackers can launch their exploits without needing physical access to the device. Public exploits are available, highlighting the urgency for users to implement necessary security measures.

Affected Version(s)

A3002MU Hh-B20211125.1046

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-2026-93742 - Proof of Concept

References

https://vuldb.com/vuln/407552
vdb-entrytechnical-description
https://vuldb.com/vuln/407552/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-93742
third-party-advisory

CVSS V4

Score:
9.4
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
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

sunnyyang (VulDB User)
.