CVE-2026-49887 Auth bypass in Android
A permissions bypass in Android's InstallRepository allows local attackers to perform unauthorized app updates and 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-2026-49887?
CVE-2026-49887 is a high-severity authentication bypass vulnerability in Google Android, published on 8 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In maybeRemoveInvalidInstallerPackageName of InstallRepository.kt, there is a possible unauthorized app update due to a permissions bypass. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
Weakness: CWE-288
Which versions are affected by CVE-2026-49887?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2026-49887?
Apply the vendor's patch.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2026-49887 being exploited?
There is no known exploitation of CVE-2026-49887 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as A-480976221, ASB-A-480976221, GHSA-wmh9-6f9x-rr65.