In onNullBinding of RemoteFillService.java, there is a possible background activity launch due to an insecure default value.

published 2025-09-04 14 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-26793

cvss: 7.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.1%; EPSS 0.1% chance of exploitation in 30 days, percentile 0%
public exploits: 0; none known

In onNullBinding of RemoteFillService.java, there is a possible background activity launch due to an insecure default value. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Patch / fix

links 1

android.googlesource.com/platform/frameworks/base/+/a6a570a6f4972c1dfea13c5fe355880… commit

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 14 mo ago (2025-09-05)

Exploit prediction

0.09% chance of exploitation in the next 30 days, higher than 0% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

Google Android

Classification

Weakness

CWE-453 Insecure Default Variable Initialization

References

android.googlesource.com /platform/frameworks/base/+/a6a570a6f4972c1dfea13c5fe3558805c1658991
product
source.android.com /security/bulletin/2025-09-01
vendor-advisory

Sources

CVE List CVE-2025-48563
NVD CVE-2025-48563

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Summary