The Dutch General Intelligence and Security Service (AIVD) has published a formal advisory warning that modern cars — equipped with microphones, cameras, GPS trackers, telematics modules, and Bluetooth/WiFi connectivity — are viable espionage platforms. The agency states it is "technically possible to activate" onboard microphones and cameras remotely, enabling eavesdropping on conversations and visual surveillance in and around the vehicle. The advisory does not name a specific country. It doesn't need to. Chinese-owned brands — MG, BYD, and Jaecoo (whose parent Chery is part-owned by the Chinese state) — now account for 15% of all new cars registered in the UK, totalling nearly 175,000 vehicles in the first half of 2026 alone, more than double the same period last year. The Jaecoo 7 was the UK's bestselling car in March. China's national intelligence law requires its companies to assist state intelligence services when requested. That is not speculation; it is statute. The threat model is straightforward. A modern vehicle is a sensor platform with an internet connection. It collects data about occupants, routes, locations, and nearby people and objects. Connecting a phone via Bluetooth or even a charging cable creates a data bridge — allowing extraction from the phone through the vehicle's infotainment system. GPS and telematics modules can report location data to remote servers. The AIVD's advice is blunt: do not hold confidential conversations in or near the vehicle, and do not drive a camera-equipped car to sensitive locations. British defence firms had already warned staff against pairing phones with Chinese-made EVs. The UK Ministry of Defence has reportedly banned cars with Chinese parts from sensitive military sites including RAF Wyton in Cambridgeshire and the Special Boat Service headquarters in Dorset. The MoD has acknowledged it is working across government to "understand and mitigate any potential threats to national security" from vehicles. This sits alongside MI5's public warning this week to UK universities about the China General Technology Research Institute, which the agency says Beijing's intelligence service uses as a front to fund UK academic research and steal secrets from hi-tech projects. The Chinese embassy in London called the accusations "imaginary and purely fabricated." The structural problem is that consumer price advantage and espionage exposure are now the same vector. Chinese EVs are popular precisely because they are cheap and technology-rich — the same features (always-on connectivity, rich sensor suites, OTA update capability) that make them attractive to buyers make them attractive to intelligence services. There is no version of this market where the convenience and the vulnerability are separable. The policy response so far is piecemeal: site-specific bans at military installations, staff advisories at defence firms, and now a Dutch public warning. No Western government has yet confronted the core tension — that a 15% and rapidly growing market share of internet-connected sensor platforms, manufactured by companies legally obligated to cooperate with a foreign intelligence service, represents a systemic intelligence exposure at population scale.