CVE-2026-28588

HighCVSS 8.4/10Last modified Nov 6, 2026

Description

In shouldBlockDirectoryFromTree of ExternalStorageProvider.java, there is a possible way to access protected data 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.

Metrics

CVSS 3.1 8.4/10CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-284

Affected software

Vendor	Product	Versions
Google	Android	17; 16-qpr2; 16; 15; 14

References

https://source.android.com/docs/security/bulletin/2026/2026-11-01Vendor Advisory

Timeline

Published: Nov 2, 2026
Last modified: Nov 6, 2026
NVD status: Analyzed

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