VULNERABILITY INTELLIGENCE

CVE-2026-53399

CVSS score9.8 CRITICAL

EPSS probability6.50%

CISA KEVNot currently listed

Published2026-07-19

Last modified2026-10-19

Description

A vulnerability was detected in Tenda G103 1.0.0.5. The impacted element is the function action_set_net_settings of the file gpon.lua of the component Setting Handler. Performing a manipulation of the argument authLoid/authLoidPassword/authPassword/authSerialNo/authType/oltType/usVlanId/usVlanPriority results in command injection. It is possible to initiate the attack remotely. The exploit is now public and may be used.