What’s Vulnerable › Vulnerabilities

CVE-2021-39621

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-01-14 · updated 2026-06-17
• Weakness: CWE-732

Description

In sendLegacyVoicemailNotification of LegacyModeSmsHandler.java, there is a possible permissions bypass due to an unsafe PendingIntent. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-9Android ID: A-185126319

Affected products

• Android: 9.0, 10.0, 11.0, 12.0

References

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

Get alerted when CVE-2021-39621 or the next vulnerability affects your stack