CVE-2026-56888

Analyzed Analyzed - Analysis Complete

Permission Bypass via Side Channel in Android

Publication date: 2026-09-15

Last updated on: 2026-09-21

Assigner: Google Devices

Description

In multiple locations, there is a possible permission bypass due to side channel information disclosure. 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

2026-09-15

Last Modified

2026-09-21

Generated

2026-10-06

AI Q&A

2026-09-16

EPSS Evaluated

2026-10-04

NVD

CVE-2026-56888

EUVD

EUVD-2026-78958

Affected Vendors & Products

Vendor	Product	Version / Range
google	android	*

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-203	The product behaves differently or sends different responses under different circumstances in a way that is observable to an unauthorized actor, which exposes security-relevant information about the state of the product, such as whether a particular operation was successful or not.

Attack-Flow Graph

Executive Summary

This vulnerability allows a local attacker to bypass permissions through side channel information disclosure. It enables privilege escalation without needing extra execution rights or user interaction.

Impact Analysis

An attacker could exploit this to gain higher privileges on your system, potentially accessing sensitive data or performing unauthorized actions.

Compliance Impact

This vulnerability allows local privilege escalation through side channel information disclosure without user interaction. It could potentially expose sensitive data, which may impact compliance with GDPR (data protection) and HIPAA (health information privacy) by enabling unauthorized access to confidential information.

Mitigation Strategies

Apply security patches or updates from the vendor if available. Monitor official advisories for fixes. Restrict user permissions where possible to limit potential privilege escalation.

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