CVE-2016-2421 Security feature bypass in n/a

What is CVE-2016-2421?

CVE-2016-2421 is a medium-severity vulnerability in Google Android, published on 18 Apr 2016. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Setup Wizard in Android 5.1.x before 5.1.1 and 6.x before 2016-04-01 allows physically proximate attackers to bypass the Factory Reset Protection protection mechanism and delete data via unspecified vectors, aka internal bug 26154410.

Weakness: CWE-264

Which versions are affected by CVE-2016-2421?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2016-2421?

No fix has been published for CVE-2016-2421 yet. Limit exposure of the affected software until one is available.

Is CVE-2016-2421 being exploited?

There is no known exploitation of CVE-2016-2421 in the wild and no public exploit code.

Other vulnerabilities in Google Android

• CVE-2026-58704 Google Pixel Improper Authorization Exploited High 8.8
• CVE-2025-48543 Android Runtime Use-After-Free Exploited High 8.8
• CVE-2023-35674 Android Framework Privilege Escalation Exploited High 8.8
• CVE-2025-48595 Android Framework Integer Overflow Exploited High 8.4
• CVE-2024-32896 Android Pixel Privilege Escalation Exploited High 8.1

All Google Android vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-fmx7-hh3j-fr6f, UBUNTU-CVE-2016-2421.