CVE-2020-8189: XSS
First published: Fri Aug 21 2020(Updated: )
A cross-site scripting error in Nextcloud Desktop client 2.6.4 allowed to present any html (including local links) when responding with invalid data on the login attempt.
Credit: support@hackerone.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Nextcloud Desktop | <2.6.5 |
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Reference Links
Frequently Asked Questions
What is CVE-2020-8189?
CVE-2020-8189 is a cross-site scripting vulnerability in the Nextcloud Desktop client 2.6.4.
What is the severity of CVE-2020-8189?
The severity of CVE-2020-8189 is medium, with a CVSS score of 5.4.
How does CVE-2020-8189 affect Nextcloud Desktop?
CVE-2020-8189 allows an attacker to present any HTML, including local links, when responding with invalid data on the login attempt in Nextcloud Desktop client 2.6.4.
How can I fix CVE-2020-8189?
To fix CVE-2020-8189, upgrade Nextcloud Desktop client to version 2.6.5 or newer.
Where can I find more information about CVE-2020-8189?
You can find more information about CVE-2020-8189 on the Nextcloud security advisory page, HackerOne report, and Gentoo advisory.
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