CVE-2026-0017 Auth bypass in Android

High 7.7 Published Updated

A logic error in Android's BiometricService allows local attackers to bypass fingerprint authentication and escalate privileges without user interaction.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2026-0017?

CVE-2026-0017 is a high-severity authentication bypass vulnerability in Google Android, published on 2 Mar 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In onChange of BiometricService.java, there is a possible way to enable fingerprint unlock due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Weakness: CWE-693, CWE-285

Which versions are affected by CVE-2026-0017?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2026-0017?

Apply the vendor's patch.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2026-0017 being exploited?

There is no known exploitation of CVE-2026-0017 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as A-444673089, ASB-A-444673089, GHSA-7332-r538-h7hp.

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