What’s Vulnerable › Vulnerabilities

CVE-2021-39704

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-03-16 · updated 2026-06-17
• Weakness: CWE-281

Description

In deleteNotificationChannelGroup of NotificationManagerService.java, there is a possible way to run foreground service without user notification due to a permissions bypass. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12Android ID: A-209965481

Affected products

• Android: 10.0, 11.0, 12.0

References

• https://source.android.com/security/bulletin/2022-03-01
• https://source.android.com/security/bulletin/2022-03-01

Get alerted when CVE-2021-39704 or the next vulnerability affects your stack