Vulnerability Description
Nextcloud Server is a self hosted personal cloud system, and the Nextcloud Groupfolders app provides admin-configured folders shared by everyone in a group or team. In Nextcloud Server prior to 30.0.2, 29.0.9, and 28.0.1, Nextcloud Enterprise Server prior to 30.0.2 and 29.0.9, and Nextcloud Groupfolders app prior to 18.0.3, 17.0.5, and 16.0.11, the absence of quota checking on attachments allowed logged-in users to upload files exceeding the group folder quota. Nextcloud Server versions 30.0.2 and 29.0.9, Nextcloud Enterprise Server versions 30.0.2, 29.0.9, or 28.0.12, and Nextcloud Groupfolders app 18.0.3, 17.0.5, and 16.0.11 fix the issue. No known workarounds are available.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Nextcloud | Group Folders | >= 16.0.0, < 16.0.11 |
| Nextcloud | Nextcloud Server | >= 28.0.0, < 28.0.12 |
Related Weaknesses (CWE)
References
- https://github.com/nextcloud/groupfolders/pull/3328Patch
- https://github.com/nextcloud/security-advisories/security/advisories/GHSA-qqgg-hThird Party Advisory
- https://github.com/nextcloud/server/pull/48623Patch
- https://hackerone.com/reports/2713272Permissions Required
FAQ
What is CVE-2025-47793?
CVE-2025-47793 is a vulnerability with a CVSS score of 4.3 (MEDIUM). Nextcloud Server is a self hosted personal cloud system, and the Nextcloud Groupfolders app provides admin-configured folders shared by everyone in a group or team. In Nextcloud Server prior to 30.0.2...
How severe is CVE-2025-47793?
CVE-2025-47793 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-47793?
Check the references section above for vendor advisories and patch information. Affected products include: Nextcloud Group Folders, Nextcloud Nextcloud Server.