CVE-2022-39333

Public Exploit
Cross-site scripting (XSS) in Nextcloud 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. 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/desktop/pull/4972 third party advisory patch
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-92p9-x79h-2mj8 third party advisory
https://hackerone.com/reports/1711847 third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2022-39333?
CVE-2022-39333 has been scored as a medium severity vulnerability.
How to fix CVE-2022-39333?
To fix CVE-2022-39333, 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-2022-39333 being actively exploited in the wild?
It is possible that CVE-2022-39333 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-2022-39333?
CVE-2022-39333 affects nextcloud security-advisories.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.