Confused Deputy in Android PaymentDefaultDialog

Publication date: 2026-09-08

Last updated on: 2026-09-08

Assigner: Android (associated with Google Inc. or Open Handset Alliance)

Description

In onCreate of PaymentDefaultDialog.java, there is a possible way to change default payment app due to a confused deputy. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-09-08

Last Modified

2026-09-08

Generated

2026-09-09

AI Q&A

2026-09-09

EPSS Evaluated

N/A

NVD

CVE-2026-28600

Affected Vendors & Products

Currently, no data is known.

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-UNKNOWN

Attack-Flow Graph

Executive Summary

This vulnerability exists in the onCreate function of PaymentDefaultDialog.java. It allows a confused deputy attack, where an app can change the default payment app without proper authorization. This requires no additional permissions or user interaction.

Impact Analysis

An attacker could exploit this to change your default payment app without your knowledge. This could redirect payments to malicious apps, leading to financial loss or unauthorized transactions.

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