CVE-2026-71914 [CRITICAL] – Multiple DrayTek VigorAP models contain a command injection vulnerability in the dray_apm

Multiple DrayTek VigorAP models contain a command injection vulnerability in the dray_apm component. The vulnerability is caused by insufficient validation of UDP message content after START_SPEED_TEST before command execution. A remote attacker can trigger this vulnerability via a crafted message to execute arbitrary commands with root privileges.