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Critical · 9.8 CVE-2026-6139 EUVD-2026-21764GHSA-87hc-gvqr-qvx5

Totolink A7100RU CGI cstecgi.cgi UploadOpenVpnCert os command injection

Published Apr 13, 2026 · Updated Apr 14, 2026 · Assigned by VulDB

Description

A vulnerability has been found in Totolink A7100RU 7.4cu.2313_b20191024. This affects the function UploadOpenVpnCert of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Such manipulation of the argument FileName leads to os command injection. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

Affected products

VendorProductAffectedFixed
Totolink A7100RU 7.4cu.2313_b20191024 —

References