CVE-2026-71915: DrayTek VigorSwitch Multiple Models OS Command Injection via jsonstatus
Multiple DrayTek VigorSwitch models contain a command injection vulnerability in the jsonstatus function. The vulnerability is caused by insufficient filtering of the usescript, usefile, and option fields 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.
Affected Software
Event History
Frequently Asked Questions
Who can exploit this vulnerability?
A remote attacker must have valid administrative credentials for the VigorSwitch web management interface. The attack can then be performed over the network without user interaction.
What level of access can successful exploitation provide?
Successful exploitation can execute arbitrary operating-system commands with root privileges on the affected device. This can compromise confidentiality, integrity, and availability of the switch.
Which inputs are involved in the injection?
The vulnerable jsonstatus function insufficiently filters the usescript, usefile, and option fields before command execution. Crafted values in these fields can be used to trigger command injection.