What’s Vulnerable › Vulnerabilities

CVE-2021-39754

• Severity: medium (CVSS 5.5 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: 2022-03-30 · updated 2026-06-17
• Weakness: CWE-203

Description

In ContextImpl, there is a possible way to determine whether an app is installed, without query permissions, due to side channel information disclosure. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions:Android ID: A-207133709

Affected products

• Android: 12.1

References

• https://source.android.com/security/bulletin/android-12l
• https://source.android.com/security/bulletin/android-12l

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