---
id: CVE-2025-66545
title: >-
  Nextcloud Groupfolders provides admin-configured folders shared by everyone in
  a group or team
summary: >-
  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
  b…
severity: low
cvss: 3.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N'
cwe:
  - CWE-707
vendor: nextcloud
product: group_folders
affected:
  - group_folders < 14.0.11
  - 'group_folders >= 15.0.0, < 15.3.12'
  - 'group_folders >= 16.0.0, < 16.0.15'
  - 'group_folders >= 17.0.0, < 17.0.14'
  - 'group_folders >= 18.0.0, < 18.1.8'
  - 'group_folders >= 19.0.0, < 20.1.2'
patched:
  - group_folders 20.1.2
published: '2025-12-05'
updated: '2026-10-15'
sourceUpdated: '2026-10-15T21:10:00.327'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-66545'
references:
  - url: >-
      https://github.com/nextcloud/groupfolders/commit/bbe87ebed8da23e9df4db637a76fbc8d36439d58
    label: security-advisories@github.com
  - url: 'https://github.com/nextcloud/groupfolders/issues/4041'
    label: security-advisories@github.com
  - url: 'https://github.com/nextcloud/groupfolders/pull/4076'
    label: security-advisories@github.com
  - url: >-
      https://github.com/nextcloud/security-advisories/security/advisories/GHSA-2vrq-fhmf-c49m
    label: security-advisories@github.com
tags:
  - nvd
epss: 0.00282
epssPercentile: 0.20626
ingestedAt: '2026-10-27T18:12:09.278Z'
---

## Overview

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.

## Affected

- `group_folders < 14.0.11`
- `group_folders >= 15.0.0, < 15.3.12`
- `group_folders >= 16.0.0, < 16.0.15`
- `group_folders >= 17.0.0, < 17.0.14`
- `group_folders >= 18.0.0, < 18.1.8`
- `group_folders >= 19.0.0, < 20.1.2`

## Remediation

Upgrade past the affected range:

- `group_folders 20.1.2`