CVE-2023-21237: Android Pixel Information Disclosure Vulnerability

Medium severity, CVSS 5.5. Actively exploited: in CISA KEV since 2024-03-05. EPSS: 0.3% chance of exploitation in the next 30 days.

In applyRemoteView of NotificationContentInflater.java, there is a possible way to hide foreground service notification due to misleading or insufficient UI. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-251586912

Affected products

• Google Android: version 13.0 only

Published 2023-06-28. Last modified 2026-06-17.