Information Disclosure in AppFuseBridge via Missing Permission Check

Publication date: 2026-09-08

Last updated on: 2026-09-24

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

Description

In openFile of AppFuseBridge.java, there is a possible information disclosure due to a missing permission check. This could lead to local information disclosure 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

2026-09-24

Generated

2026-09-29

AI Q&A

2026-09-09

EPSS Evaluated

2026-09-27

NVD

CVE-2026-45521

Affected Vendors & Products

Vendor	Product	Version / Range
google	android	14.0
google	android	15.0
google	android	16.0
google	android	16.0
google	android	17.0

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-693	The product does not use or incorrectly uses a protection mechanism that provides sufficient defense against directed attacks against the product.

Attack-Flow Graph

Executive Summary

This vulnerability is in the openFile function of AppFuseBridge.java. It allows local information disclosure because a required permission check is missing. No extra execution privileges are needed, and user interaction is not required to exploit it.

Impact Analysis

An attacker could exploit this to access sensitive information stored locally on your device. Since no additional permissions or user interaction are needed, the risk is higher as it could be exploited silently.

Mitigation Strategies

Apply the latest security patches or updates from the Android security bulletin to address the missing permission check in AppFuseBridge.java. Ensure all systems are updated to the patched version to prevent local information disclosure.

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