CVE-2022-39331

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.

Score

CVSS 3.1 5.4 Medium

Status

Modified - security-advisories@github.com

Published

2022-11-25

Last modified

2025-11-03

Weaknesses

CWE-79

Affected products

• Desktop (Nextcloud)
• Security-advisories (Nextcloud)

References

• https://github.com/nextcloud/desktop/pull/4944
• https://github.com/nextcloud/security-advisories/security/advisories/GHSA-c3xh-q694-6rc5
• https://hackerone.com/reports/1668028
• https://lists.debian.org/debian-lts-announce/2025/09/msg00018.html