Fake Apple Login Prompt in F-Secure SAFE Browser for iOS

More information

Showing the legitimate URL in the address bar while loading the content from other domain. This makes the user believe that the content is served by a legit domain. Exploiting the vulnerability requires the user to click on a specially crafted, seemingly legitimate URL containing an embedded malicious redirect while using F-Secure SAFE Browser for iOS.

This issue was reported to F-Secure through the Vulnerability Reward Program. No known exploit or attack has been seen in the wild.


F-Secure Corporation would like to thank following person for bringing this issue to our attention.

Narendra Bhati



  • Fake Apple login prompt in F-Secure SAFE Browser.
  • Status

  • Resolved
  • Risk level

  • Medium
  • Fix

  • Upgrade to version 18.4.x or newer from the App Store
  • Affected products

  • Corporate Products: F-Secure SAFE Browser Version 18.3.x and below
  • Platforms

  • iOS
  • Date issues

  • 11/8/2021
  • Security advisories
  • 2021
  • Medium