CVE-2025-66545Nextcloud Groupfolders users with read-only permissions for team folder can restore deleted files from trash bin
- 3.5LowCVSS base score
- 0.30%Exploitation in 30 daysEPSS · top 77% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
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.
Timeline
ID reserved
By GitHub_M
- 1 day later
· 1 day later
Published
- 3 days later
· 3 days later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| GitHub_MCNA (assigner) | 3.1 | Low3.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N |
| NVDNVD · Analyzed | 3.1 | Medium4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N |
- EPSS (exploitation in 30 days)
- 0.30% · top 77% of all CVEs (14 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 3.5.
Affected products
nextcloud · security-advisories
- affected < 14.0.11
- affected >= 15.0.0-beta1, < 15.3.12
- affected >= 16.0.0, < 16.0.15
- affected >= 17.0.0-beta.1, < 17.0.14
- affected >= 18.0.0-beta.1, < 18.1.8
- affected >= 19.0.0-alpha.1, < 19.1.8
- affected >= 20.0.0, < 20.1.2
References
References4
- https://github.com/nextcloud/security-advisories/security/advisories/GHSA-2vrq-fhmf-c49m (opens in a new tab)x_refsource_CONFIRM
- https://github.com/nextcloud/groupfolders/issues/4041 (opens in a new tab)x_refsource_MISC
- https://github.com/nextcloud/groupfolders/pull/4076 (opens in a new tab)x_refsource_MISC
- https://github.com/nextcloud/groupfolders/commit/bbe87ebed8da23e9df4db637a76fbc8d36439d58 (opens in a new tab)x_refsource_MISC
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2025-201463 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2025-66545)Record last updated .