Microsoft has fixed a flaw in its Authenticator app for Android that let a malicious app with no permissions pose as a trusted Microsoft app, such as Teams, and collect sign-in tokens for a victim's work account.

Microsoft tracks the flaw as CVE-2026-80097 and fixed it in Authenticator for Android version 6.2606.4246, so anyone using the app should update.

In the researchers' tests,



Source: TheHackerNews
Source Link: https://thehackernews.com/2026/10/microsoft-authenticator-flaw-let.html