PT-2026-43046

CVE-2026-9457

Published

2026-05-25

Updated

2026-05-25

Description by

CVSS 3.1

Critical

MetricsAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Totolink A8000RU version 7.1cu.643 b20200521

Description OS command injection is possible via the Web Management Interface. The issue exists in the UploadFirmwareFile() function within the '/cgi-bin/cstecgi.cgi' endpoint, where improper manipulation of the FileName argument allows for remote attack execution.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploitability

Exploit

Impacts

Researchers

Ltzhust

Vendors

Affected products

Weakness enumeration

CWE-78: Improper Neutralization of Special Elements used in an OS Command (\'OS Command Injection\')

CWE-77: Improper Neutralization of Special Elements used in a Command (\'Command Injection\')

Related identifiers