CVE-2022-39331: Cross-site Scripting (XSS) in Nexcloud Desktop Client
First published: Fri Nov 25 2022(Updated: )
Nexcloud desktop is the Desktop sync client for Nextcloud. An attacker can inject arbitrary HyperText Markup Language into the Desktop Client application in the notifications. It is recommended that the Nextcloud Desktop client is upgraded to 3.6.1. There are no known workarounds for this issue.
Credit: security-advisories@github.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Nextcloud Desktop | <3.6.1 |
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Reference Links
Frequently Asked Questions
What is CVE-2022-39331?
CVE-2022-39331 is a vulnerability in the Nextcloud Desktop sync client that allows an attacker to inject arbitrary HTML into the application's notifications.
What is the severity of CVE-2022-39331?
CVE-2022-39331 has a severity rating of 5.4, which is considered medium.
How can I fix CVE-2022-39331?
To fix CVE-2022-39331, it is recommended that you upgrade your Nextcloud Desktop client to version 3.6.1 or higher.
Are there any workarounds for CVE-2022-39331?
There are no known workarounds for CVE-2022-39331.
Where can I find more information about CVE-2022-39331?
You can find more information about CVE-2022-39331 in the references provided: [GitHub Pull Request](https://github.com/nextcloud/desktop/pull/4944), [Nextcloud Security Advisories](https://github.com/nextcloud/security-advisories/security/advisories/GHSA-c3xh-q694-6rc5), [HackerOne Report](https://hackerone.com/reports/1668028).
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