CVE-2026-71924: DrayTek VigorSwitch Multiple Models OS Command Injection via getVid
Multiple DrayTek VigorSwitch models contain a command injection vulnerability in the getVid function. The vulnerability is caused by insufficient filtering of the username and password 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
What access does an attacker need to exploit this issue?
The attacker needs valid administrative credentials for the device's web management interface. They can then send crafted values through the affected username and password fields.
What level of access can successful exploitation provide?
Successful exploitation allows execution of arbitrary operating-system commands with root privileges on the affected switch.
Is this exploitable remotely?
Yes. The vulnerability can be triggered remotely through the web management interface, but exploitation requires administrative authentication.