As of late 2025, nearly
one billion active Android devices are considered vulnerable because
they no longer receive monthly security updates. This represents approximately
30% to 40% of all Android users worldwide who are running version 13 or older, many of which have reached the end of their official support lifecycle.
Key Security Risks for Unpatched Devices•
Critical Vulnerabilities: In December 2025 alone, Google released patches for
107 vulnerabilities, including 40% classified as high-severity and two zero-day flaws already being exploited in the wild (CVE-2025-48572 and CVE-2025-48633).
•
Remote Code Execution: Severe flaws such as CVE-2025-48631 allow attackers to execute remote denial-of-service attacks without any user interaction or additional execution privileges.
•
Data Theft and Surveillance: Unpatched devices are primary targets for sophisticated cyberattacks, including credential theft, malware infections like "Albiriox," and state-sponsored spyware used for surveillance.
•
End-of-Life Versions: Official support for
Android 12 and 12L ended in March 2025, leaving popular older models like the Pixel 3a, Galaxy S10 series, and OnePlus 7 series without core OS security patches.
How to Check and Protect Your Device1.
Verify Patch Status: Navigate to
Settings >
About Phone >
Android Version to check your security patch level. To be fully protected against December's threats, your device should show a patch date of
December 5, 2025 or later.
2.
Install Available Updates: Immediately install any pending software updates provided by your manufacturer through the official Android update guide.
3.
Use Google Play Protect: Ensure
Google Play Protect is enabled in the Play Store settings to provide real-time scanning for malicious apps.
•
Consider Hardware Upgrades: If your device no longer receives updates, it is highly recommended to upgrade to a newer model. Modern manufacturers such as Google and Samsung now offer up to
seven years of security support for their latest flagship devices.
source
