CVE-2022-20452 Privilege escalation in Android

What is CVE-2022-20452?

CVE-2022-20452 is a high-severity vulnerability in Google Android, published on 8 Nov 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In initializeFromParcelLocked of BaseBundle.java, there is a possible method arbitrary code execution due to a confused deputy. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-240138318

Weakness: CWE-276

Which versions are affected by CVE-2022-20452?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2022-20452?

Apply the vendor's patch.

Is CVE-2022-20452 being exploited?

There is no known exploitation of CVE-2022-20452 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

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 A-240138318, ASB-A-240138318, GHSA-8vrc-m2h5-hwr9, UBUNTU-CVE-2022-20452.