CVE-2026-58721 Information disclosure in Android

Medium 4.4 Published Updated

Local attackers with system privileges can disclose information via uninitialized memory in Android OS.

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

What is CVE-2026-58721?

CVE-2026-58721 is a medium-severity vulnerability in Google Android, published on 15 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In multiple locations, there is a possible information disclosure due to uninitialized memory use. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation.

Weakness: CWE-457

Which versions are affected by CVE-2026-58721?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2026-58721?

Apply the vendor's patch.

Is CVE-2026-58721 being exploited?

There is no known exploitation of CVE-2026-58721 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as A-511327116, GHSA-vf42-cpqj-3x47, PUB-A-511327116.

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