CVE-2023-41898: Arbitrary URL load in Android WebView in `MyActivity.kt` in Home Assistant Companion for Android
Home assistant is an open source home automation. The Home Assistant Companion for Android app up to version 2023.8.2 is vulnerable to arbitrary URL loading in a WebView. This enables all sorts of attacks, including arbitrary JavaScript execution, limited native code execution, and credential theft. This issue has been patched in version 2023.9.2 and all users are advised to upgrade. There are no known workarounds for this vulnerability. This issue is also tracked as GitHub Security Lab (GHSL) Vulnerability Report: GHSL-2023-142.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2023-41898?
CVE-2023-41898 is a vulnerability found in the Home Assistant Companion app for Android, allowing for arbitrary URL loading in a WebView and enabling various types of attacks.
How does CVE-2023-41898 impact Home Assistant Companion for Android?
CVE-2023-41898 allows for arbitrary URL loading in a WebView, which can lead to arbitrary JavaScript execution, limited native code execution, and credential theft.
What is the severity of CVE-2023-41898?
The severity of CVE-2023-41898 is high, with a severity score of 8.6.
How can I fix CVE-2023-41898 in Home Assistant Companion for Android?
To fix CVE-2023-41898, update the Home Assistant Companion app for Android to version 2023.9.2 or later.
Where can I find more information about CVE-2023-41898?
You can find more information about CVE-2023-41898 in the GitHub security advisory at the following link: [GitHub Advisory](https://github.com/home-assistant/core/security/advisories/GHSA-jvpm-q3hq-86rg)