CVE-2026-6029 CRITICAL

CVE-2026-6029: Totolink A7100RU CGI cstecgi.cgi setVpnAccountCfg os command injection

Vendor Totolink
Product A7100RU
Weakness CWE-78
Published April 10, 2026
Last update April 10, 2026
View on NVD All CVEs

CVSS base score

9.3/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality —
Integrity —

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P

What the vulnerability does

01Description

A vulnerability was detected in Totolink A7100RU 7.4cu.2313_b20191024. The affected element is the function setVpnAccountCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument User results in os command injection. The attack may be launched remotely. The exploit is now public and may be used.

Key dates

02Disclosure timeline

April 10, 2026 CVE published
April 10, 2026 Record updated