The vulnerability of the set_upgrade() function at the /cgi-bin/glc endpoint of the modem.so component of the GL.iNet GL-MT3000 router microprogramming system allows a intruder to execute arbitrary commands.

The vulnerability of the setupgrade function at the /cgi-bin/glc endpoint of the modem.so component of the GL.iNet GL-MT3000 router software lies in the lack of measures to sanitize input data. Exploiting this vulnerability could allow an attacker to inject arbitrary commands remotely...

CVE-2026-18685: Improper Neutralization of Special Elements used in a Command

A security vulnerability has been detected in GL.iNet GL-MT3000 up to 4.4.5. Impacted is the function setupgrade of the file /cgi-bin/glc of the component modem.so. Such manipulation leads to command injection. It is possible to launch the attack remotely. The exploit has been disclosed publicly...

CVE-2026-18685 GL.iNet GL-MT3000 modem.so glc set_upgrade command injection

A security vulnerability has been detected in GL.iNet GL-MT3000 up to 4.4.5. Impacted is the function setupgrade of the file /cgi-bin/glc of the component modem.so. Such manipulation leads to command injection. It is possible to launch the attack remotely. The exploit has been disclosed publicly...

CVE-2026-26792

GL-iNet GL-AR300M16 v4.3.11 was discovered to contain multiple command injection vulnerabilities in the setupgrade function via the modemurl, targetversion, currentversion, firmwareupload, hashtype, hashvalue, and upgradetype parameters. These vulnerabilities allow attackers to execute arbitrary...

CVE-2026-26792

GL-iNet GL-AR300M16 v4.3.11 was discovered to contain multiple command injection vulnerabilities in the setupgrade function via the modemurl, targetversion, currentversion, firmwareupload, hashtype, hashvalue, and upgradetype parameters. These vulnerabilities allow attackers to execute arbitrary...

CVE-2026-26792

GL-iNet GL-AR300M16 v4.3.11 was discovered to contain multiple command injection vulnerabilities in the setupgrade function via the modemurl, targetversion, currentversion, firmwareupload, hashtype, hashvalue, and upgradetype parameters. These vulnerabilities allow attackers to execute arbitrary...

CVE-2026-26792: Improper Neutralization of Special Elements used in a Command

GL-iNet GL-AR300M16 v4.3.11 was discovered to contain multiple command injection vulnerabilities in the setupgrade function via the modemurl, targetversion, currentversion, firmwareupload, hashtype, hashvalue, and upgradetype parameters. These vulnerabilities allow attackers to execute arbitrary...