Cross-site scripting in desktop - CVE-2020-8189

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Main Vulnerability Database Vulnerabilities #VU46083

Cross-site scripting in desktop - CVE-2020-8189

Published: August 21, 2020 / Updated: August 27, 2020


Vulnerability identifier: #VU46083
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear
CVE-ID: CVE-2020-8189
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Nextcloud
Affected software:
desktop

Detailed vulnerability description

The vulnerability allows a remote authenticated user to read and manipulate data.

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.


How to mitigate CVE-2020-8189

Install update from vendor's website.

Sources