Chinese smartphone manufacturer OnePlus and some of its latest devices are again making news for the wrong reasons. After allegations of leaking users' key device information without their permission, the concern this time is around a flaw in the operating system used in flagships OnePlus 3, OnePlus 3T and OnePlus 5. According to reports, this flaw gives backdoor root access to third-party apps. Mainly on account of EngineerMode APK, which comes pre-installed in these devices, the devices coould potentially give root access to third-party apps without unlocking the phone bootloader.
The EngineerMode APK flaw came to light after a Twitter

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