CVE-2025-26438 Auth bypass in Android
Remote attackers can bypass SMP authentication in Android to escalate privileges without user interaction or additional execution rights.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2025-26438?
CVE-2025-26438 is a high-severity authentication bypass vulnerability in Google Android, published on 4 Sep 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
In smp_process_secure_connection_oob_data of smp_act.cc, there is a possible way to bypass SMP authentication due to Incorrect implementation of a protocol. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
Weakness: CWE-287
Which versions are affected by CVE-2025-26438?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2025-26438?
Apply the vendor's patch.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2025-26438 being exploited?
There is no known exploitation of CVE-2025-26438 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as A-251514171, ASB-A-251514171, GHSA-4462-gvjv-pqm2.