CVE-2026-105286: totolink a3002mu Path Traversal

Vulnerability summary

CVE-2026-105286 is a high (CVSS 7.5) Path Traversal vulnerability in totolink a3002mu. EPSS estimates a 0.35% chance of exploitation in the next 30 days, higher than 27.6% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 05-10-2026
   PublishedVulnerability first disclosed.
2. 07-10-2026
   Last modifiedVulnerability information updated.

Description

A vulnerability was detected in Totolink A3002MU 1.0.0-B20230403.1455. This impacts the function sub_44B250 of the file /boafrm/formUploadFile of the component File Upload Handler. The manipulation of the argument filename results in path traversal. The attack can be executed remotely. The exploit is now public and may be used.

• CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.