CVE-2022-39331

Public Exploit
Cross-site Scripting (XSS) in Nexcloud Desktop Client

Description

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.

Category

4.6
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.26%
Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory hackerone.com
Affected: nextcloud security-advisories
Published at:
Updated at:

References

Link Tags
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-c3xh-q694-6rc5 third party advisory
https://github.com/nextcloud/desktop/pull/4944 third party advisory patch
https://hackerone.com/reports/1668028 third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2022-39331?
CVE-2022-39331 has been scored as a medium severity vulnerability.
How to fix CVE-2022-39331?
To fix CVE-2022-39331, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-39331 being actively exploited in the wild?
It is possible that CVE-2022-39331 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-39331?
CVE-2022-39331 affects nextcloud security-advisories.
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