CVE-2026-12187 GL.iNet GL-MT3000 Online Firmware Upgrade one_click_upgrade command injection

A security vulnerability has been detected in GL.iNet GL-MT3000 up to 4.4.5. Affected by this vulnerability is an unknown functionality of the file /usr/bin/oneclickupgrade of the component Online Firmware Upgrade Handler. Such manipulation leads to command injection. The attack can be launched...

PT-2026-49110

Name of the Vulnerable Software and Affected Versions GL.iNet GL-MT3000 versions prior to 4.7 Description An issue in the Online Firmware Upgrade Handler component allows for remote command injection via the /usr/bin/one click upgrade file. Command injection is a flaw that allows an attacker to...

PT-2026-47174

A flaw has been found in GL.iNet GL-MT3000 4.4.5. This impacts the function snprintf of the file /cgi-bin/glc of the component FTP Protocol Handler. Executing a manipulation of the argument media dir can lead to command injection. It is possible to launch the attack remotely. Upgrading to version...