Logic Error in VPN Software Allowing Privilege Escalation
CVE-2025-48588

7.8HIGH

Key Information:

Vendor

Google
Status
Android
Vendor
CVE Published:
8 December 2025

What is CVE-2025-48588?

A flaw exists in the 'startAlwaysOnVpn' method of the Vpn.java file, where a logic error allows for the potential disabling of always-on VPN functionality. This vulnerability poses a risk of local privilege escalation that can be exploited without requiring additional execution privileges or user interaction. Proper safeguards need to be implemented to prevent unauthorized access to sensitive network configurations.

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Affected Version(s)

Android 15

Android 14

Android 13

References

https://android.googlesource.com/platform/frameworks/base...
https://source.android.com/security/bulletin/2025-12-01

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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