CVE-2026-28627 Security feature bypass in Android

Medium 4.3 Published 8 Sep 2026 Updated 10 Sep 2026

A logic error in Android's Bluetooth security allows remote attackers to perform downgrade attacks, leading to information disclosure without user interaction.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-28627?

CVE-2026-28627 is a medium-severity vulnerability in Google Android, published on 8 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

In btm_sec_encrypt_change of btm_sec.cc, there is a possible downgrade attack due to a logic error in the code. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.

Weakness: CWE-693

Which versions are affected by CVE-2026-28627?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2026-28627?

No fix has been published for CVE-2026-28627 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-28627 being exploited?

There is no known exploitation of CVE-2026-28627 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as GHSA-64x9-rjhq-9h3x.