CVE-2026-71909 [HIGH] – Multiple DrayTek VigorAP models contain a command injection vulnerability in the InquierTi

Multiple DrayTek VigorAP models contain a command injection vulnerability in the InquierTime function. The vulnerability is caused by insufficient filtering of the time field before command execution. A remote attacker can trigger this vulnerability via crafted input to execute arbitrary commands with root privileges. Exploitation requires valid administrative credentials for the device’s web management interface.