{"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","slug":"CVE-2025-66545","body":"## Overview\n\nNextcloud 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.\n\n## Affected\n\n- `group_folders < 14.0.11`\n- `group_folders >= 15.0.0, < 15.3.12`\n- `group_folders >= 16.0.0, < 16.0.15`\n- `group_folders >= 17.0.0, < 17.0.14`\n- `group_folders >= 18.0.0, < 18.1.8`\n- `group_folders >= 19.0.0, < 20.1.2`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `group_folders 20.1.2`","depth":"sunlit","depthScore":19,"depthScoreParts":{"impact":19.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}