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CVE-2023-21097

HighPublished

In toUriInner of Intent.java, there is a possible way to launch an arbitrary activity due to a confused deputy. This could lead to local escalation of...

Published: Apr 19, 2023
Updated: Feb 5, 2025
Assigning CNA: google_android
Evidence observed: Aug 8, 2026

Primary CVSS

7.8/ 10High

nvd · CVSS 3.1

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS probability estimate

0.2%

Low · next 30 days

Percentile: 10.1%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

In toUriInner of Intent.java, there is a possible way to launch an arbitrary activity 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-11 Android-12 Android-12L Android-13Android ID: A-261858325

Sources

frameworks_base_AOSP10_r33_CVE-2023-21097Patch
Android framework patch for CVE-2023-21097, addressing a security vulnerability in AOSP 10.
frameworks_base_AOSP10_r33_CVE-2023-21097Patch
Android AOSP 10 framework base repository containing the fix for CVE-2023-21097, a vulnerability in the Android framework that could lead to local escalation of privilege.

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