Path Traversal Vulnerability in Totolink A3002MU Product
CVE-2026-105286

5.3MEDIUM

Key Information:

Vendor

Totolink
Status
A3002mu
Vendor
CVE Published:
5 October 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-105286?

A vulnerability has been identified in the Totolink A3002MU product, specifically in the File Upload Handler's function sub_44B250. This issue allows for path traversal due to improper handling of the 'filename' argument, enabling attackers to remotely manipulate file uploads. The flaw is now publicly exploitable, posing significant risks to device integrity and user data. Users are strongly advised to implement security measures to mitigate potential attacks.

Affected Version(s)

A3002MU 1.0.0-B20230403.1455

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-2026-105286 - Proof of Concept

References

https://vuldb.com/vuln/413467
vdb-entrytechnical-description
https://vuldb.com/vuln/413467/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-105286
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:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

H3rmesk1t (VulDB User)
.