CVE-2025-47793 is a medium-severity vulnerability (CVSS 6.5) affecting Nextcloud Server and the Nextcloud Groupfolders app, where logged-in users could bypass group folder quotas by uploading attachments. This unauthenticated denial-of-service vulnerability (CWE-770) could lead to resource exhaustion. Patches are available in Nextcloud Server versions 30.0.2, 29.0.9, and 28.0.1, 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. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 16.0.0, < 16.0.11CPE matchmatch criteria | cpe:2.3:a:nextcloud:group_folders:*:*:*:*:*:*:*:* | ||
>= 17.0.0, < 17.0.5CPE matchmatch criteria | cpe:2.3:a:nextcloud:group_folders:*:*:*:*:*:*:*:* | ||
>= 18.0.0, < 18.0.3CPE matchmatch criteria | cpe:2.3:a:nextcloud:group_folders:*:*:*:*:*:*:*:* | ||
>= 28.0.0, < 28.0.12CPE matchmatch criteria | cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:enterprise:*:*:* | ||
>= 29.0.0, < 29.0.9CPE matchmatch criteria | cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:-:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
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