What is CVE-2025-48654?

CVE-2025-48654 is a high-severity vulnerability in Google Android, classified under Externally Controlled Reference to a Resource in Another Sphere. CVSS score: 7.8/10. Published 2026-03-02.

How severe is CVE-2025-48654?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Google Android

CVE-2025-48654

In onStart of CompanionDeviceManagerService.java, there is a possible confused deputy due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Published 2026-03-02 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.001 (0.9th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 1st percentile — 0.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: +0.000

Affected products

Google Android — versions 16, 16-qpr2, 16.0

Weakness classification (CWE)

CWE-610 — Externally Controlled Reference to a Resource in Another Sphere

References

source.android.com/docs/security/bulletin/2026/2026-03-01 (vendor-advisory)

Frequently asked questions

What is CVE-2025-48654?: CVE-2025-48654 is a high-severity vulnerability in Google Android, classified under Externally Controlled Reference to a Resource in Another Sphere. CVSS score: 7.8/10. Published 2026-03-02.
How severe is CVE-2025-48654?: High severity. CVSS v3 base score is 7.8 out of 10.