CVE-2025-66547 (GCVE-0-2025-66547)
Vulnerability from cvelistv5
Published
2025-12-05 16:32
Modified
2025-12-05 18:20
Severity ?
4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
CWE
  • CWE-639 - Authorization Bypass Through User-Controlled Key
Summary
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.
References
Impacted products
Vendor Product Version
nextcloud security-advisories Version: < 31.0.1
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