There have been cases where cheap webcams

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The most dangerous categories of electronics
Almost any electronic device can be used for infection, be it headphones or electronic cigarettes charged via a USB port. Even seemingly ordinary USB cables or adapters are dangerous. It is enough to connect such a gadget not to a power supply, but to a USB port of a PC, and the latter will immediately pick up the virus. One such example is an attack of the BadUSB type.

Russian Marketplaces Sell Virus-Infected Android Smartphones
Marina Probets adds that malware is most often found on sms gateway chile devices that can connect to the network. For example, IP cameras, routers, not to mention pre-infected smartphones or laptops. This is due to the fact that these devices provide cybercriminals with the widest window of opportunity, allowing them to freely collect data and control systems.

There have been cases where cheap webcams purchased from online sites have secretly broadcast video online, turning users' private lives into public property.

Internet analyst and expert of the company "Gazinformservice"
This does not mean that only marketplaces are the main breeding ground for hackers. You can run into a device with a virus anywhere. One such example is USB drives scattered in the parking lots of large companies. The employees' interest took its toll: they connected such flash drives to corporate computers, opening access to all corporate systems for fraudsters.