Medium 4.3Published Dec 5, 2025

CVE-2025-66545Nextcloud Groupfolders provides admin-configured folders shared by everyone in a group or team.

Updated under an hour ago (2026-10-19 09:30 UTC)

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It affects nextcloud group_folders. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for nextcloud group_folders

Exploited in the last 30 days

Nextcloud Groupfolders provides admin-configured folders shared by everyone in a group or team. Prior to 14.0.11, 15.3.12, 16.0.15, 17.0.14, 18.1.8, 19.1.8, and 20.1.2, a user with read-only permission can restore a file from the trash bin. This vulnerability is fixed in 14.0.11, 15.3.12, 16.0.15, 17.0.14, 18.1.8, 19.1.8, and 20.1.2.

CVSS: 4.3 MEDIUM (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Weakness (CWE): CWE-707
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Analyzed
Record last updated: Oct 15, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

nextcloud group_folders nextcloud:group_folders	before 14.0.11; from 15.0.0 before 15.3.12; from 16.0.0 before 16.0.15; from 17.0.0 before 17.0.14; from 18.0.0 before 18.1.8; from 19.0.0 before 20.1.2	NVD

References

https://github.com/nextcloud/groupfolders/commit/bbe87ebed8da23e9df4db637a76fbc8d36439d58patch
https://github.com/nextcloud/groupfolders/issues/4041issue-tracking
https://github.com/nextcloud/groupfolders/pull/4076issue-tracking, patch
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-2vrq-fhmf-c49mpatch, vendor-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.