https://thenextweb.com/security/2019/11/18/android-phones-come-with-146-security-pre-installed-flaws/

Unless you’re purchasing a Pixel phone — which promises a stock user experience — pre-installed apps from Android handset manufacturers are a given. Turns out, they’re not only bloatware, but are also full of security flaws.

Researchers at Kryptowire have uncovered 146 security vulnerabilities in pre-installed apps across 29 Android OEMs (aka original equipment manufacturers), underscoring the vast scope of the problem.