CVE-2021-0954

HIGH

Android - Tapjacking/Overlay Attack in ResolverActivity

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2021-0954. PoCs published by nanopathi.

AI-analyzed exploit summary This repository contains functional exploit code for CVE-2021-0954, targeting Android's Autofill framework. The provided test cases demonstrate the vulnerability by manipulating focus events and autofill responses, potentially leading to privilege escalation or unauthorized data access.

Description

In ResolverActivity, there is a possible user interaction bypass due to a tapjacking/overlay attack. This could lead to local escalation of privilege with User execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-10 Android-11Android ID: A-143559931

Exploits (1)

nomisec WORKING POC
by nanopathi · poc
https://github.com/nanopathi/framework_base_AOSP10_r33_CVE-2021-0954

This repository contains functional exploit code for CVE-2021-0954, targeting Android's Autofill framework. The provided test cases demonstrate the vulnerability by manipulating focus events and autofill responses, potentially leading to privilege escalation or unauthorized data access.

Classification
Working Poc 90%
Attack Type
Lpe
Complexity
Moderate
Reliability
Reliable
Target: Android Autofill Framework (AOSP 10)
No auth needed
Prerequisites: Access to an Android device with Autofill enabled · Ability to install a malicious Autofill service
devstral-2 · analyzed Feb 18, 2026 Full analysis →

References (1)

Core 1
Core References

Scores

CVSS v3 7.3
EPSS 0.0026
EPSS Percentile 17.2%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-1021
Status published
Products (2)
google/android 10.0
google/android 11.0
Published Dec 15, 2021
Tracked Since Feb 18, 2026