A team of researchers from Arizona State University and PayPal staff discovered that mobile browsers including Chrome, Firefox, and Safari put users at risk between mid-2017 and late 2018 by not showing any phishing warnings to users connecting to blacklisted websites.
This issue had to do with the mobile version of Google Safe Browsing technology for blacklisting malicious links. The issue was fixed by Google after the researchers informed the company about it in late 2018.
Read more: Mobile Chrome, Safari, and Firefox failed to show phishing warnings for more than a year
