CVE-2025-66547
Nextcloud Server is a self hosted personal cloud system. In Nextcloud Server and Enterprise Server prior to 31.0.1, non-privileged users can modify tags on files they should not have access to via bulk tagging. This vulnerability is fixed in 31.0.1.
- Affected products
- Nextcloud Enterprise Server, Nextcloud Server, Red Os
- Nextcloud Nextcloud Server
- < 31.0.1
- Fix
- Available
- CVSS 3.1
- 4.3 MEDIUM
- EPSS
- 0.3% (19th percentile)
- Weakness
- CWE-639
- NVD status
- Analyzed
- Published
- 2025-12-05
CVE-2025-66547 at NVD
No indexed exploits for CVE-2025-66547 yet
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No exploit for CVE-2025-66547 has been indexed yet. Our index is built from live traffic and upstream syncs, so this page can only say what it knows — not that no exploit exists.