CVE-2026-12187
GL.iNet GL-MT3000 Online Firmware Upgrade one_click_upgrade command injection
Vexday Risk Score
41Atenção
Decisão SSVC (CISA)
Attend
PoC disponível → acompanhar de perto
CVSS 8.7EPSS 1.9%KEV nãoPoC públicaNuclei —Metasploit —Patch referenciado
Ciclo de vida
14 jun 2026Publicada no NVD
Recomendação: Planejar correção próxima — já existe PoC pública.
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/one_click_upgrade of the component Online Firmware Upgrade Handler. Such manipulation leads to command injection. The attack can be launched remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 4.7 addresses this issue. Upgrading the affected component is advised. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
Produtos afetados
GL.iNet · GL-MT3000PoCs públicas encontradas — 1
cve_referencegithub.com/StrTzz123/iot_vul/tree/main/GL-iNet/MT3000/4.4.5/upgrade_online_urlnão verificado⚠ Recursos públicos, para você avaliar a exposição de sistemas que controla ou está autorizado a testar. Teste apenas com autorização.
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Falar com a TrueHacking →Referências
https://fw.gl-inet.com/firmware/mt3000/release/mt3000-4.8.1-0819-1755615825.tarhttps://github.com/StrTzz123/iot_vul/tree/main/GL-iNet/MT3000/4.4.5/upgrade_online_urlhttps://vuldb.com/cve/CVE-2026-12187https://vuldb.com/submit/815654https://vuldb.com/vuln/370833https://vuldb.com/vuln/370833/cti