Vulnerability 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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Nextcloud | Desktop | < 3.6.1 |
Related Weaknesses (CWE)
References
- https://github.com/nextcloud/desktop/pull/4944PatchThird Party Advisory
- https://github.com/nextcloud/security-advisories/security/advisories/GHSA-c3xh-qThird Party Advisory
- https://hackerone.com/reports/1668028ExploitThird Party Advisory
- https://github.com/nextcloud/desktop/pull/4944PatchThird Party Advisory
- https://github.com/nextcloud/security-advisories/security/advisories/GHSA-c3xh-qThird Party Advisory
- https://hackerone.com/reports/1668028ExploitThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2025/09/msg00018.html
FAQ
What is CVE-2022-39331?
CVE-2022-39331 is a vulnerability with a CVSS score of 4.6 (MEDIUM). 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 t...
How severe is CVE-2022-39331?
CVE-2022-39331 has been rated MEDIUM with a CVSS base score of 4.6/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-39331?
Check the references section above for vendor advisories and patch information. Affected products include: Nextcloud Desktop.