CVE-2026-0199 Memory corruption in Android

High 7.8 Published 15 Sep 2026 Updated 16 Sep 2026

An out-of-bounds write in the Android Trusted Application test component allows local attackers to escalate privileges without user interaction.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: Available

What is CVE-2026-0199?

CVE-2026-0199 is a high-severity memory corruption 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 gf_ta_test_set_config of gf_ta_test.c, there is a possible out-of-bounds write due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Weakness: CWE-787, CWE-20

Which versions are affected by CVE-2026-0199?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2026-0199?

Apply the vendor's patch.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2026-0199 being exploited?

There is no known exploitation of CVE-2026-0199 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as A-512579927, GHSA-fx23-9qx7-jg93, PUB-A-512579927.