CVE-2020-0366 Security feature bypass in Android

What is CVE-2020-0366?

CVE-2020-0366 is a high-severity vulnerability in Google Android, published on 17 Sep 2020. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

In PackageInstaller, there is a possible permissions bypass due to a tapjacking vulnerability. This could lead to local escalation of privilege using an app set as the default Assist app with User execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-138443815

Weakness: CWE-1021

Which versions are affected by CVE-2020-0366?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2020-0366?

No fix has been published for CVE-2020-0366 yet. Limit exposure of the affected software until one is available.

Is CVE-2020-0366 being exploited?

There is no known exploitation of CVE-2020-0366 in the wild and no public exploit code.

Other vulnerabilities in Google Android

• CVE-2026-58704 Google Pixel Improper Authorization Exploited High 8.8
• CVE-2025-48543 Android Runtime Use-After-Free Exploited High 8.8
• CVE-2023-35674 Android Framework Privilege Escalation Exploited High 8.8
• CVE-2025-48595 Android Framework Integer Overflow Exploited High 8.4
• CVE-2024-32896 Android Pixel Privilege Escalation Exploited High 8.1

All Google Android vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-qr39-8m4r-x8hp.