What is the CVSS score of EUVD-2025-201446?

EUVD-2025-201446 has a CVSS 3.1 base score of 4.3 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L. EPSS exploitation probability: 0.0%.

Which versions of Nextcloud Server are affected by EUVD-2025-201446?

Organizations using Nextcloud Server and Enterprise Server should be aware of moderate risk from CVE-2025-66552 rated CVSS 4.3. Exploitation could compromise the security of affected deployments.. A patch is available.

How to fix or mitigate EUVD-2025-201446?

Within 30 days: Identify affected systems running Nextcloud Server and Enterprise Server and apply vendor patches as part of regular patch cycle. Vendor patch is available.

Nextcloud Server EUVD-2025-201446

| CVE-2025-66552 MEDIUM

Insufficient Logging (CWE-778)

2025-12-05 security-advisories@github.com

Information Disclosure Debian Nextcloud Server Nextcloud

4.3

CVSS 3.1 · GitHub Advisory

Severity by source

GitHub Advisory PRIMARY

4.3 MEDIUM

AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Primary rating from GitHub Advisory · only source for this CVE.

CVSS VectorGitHub Advisory

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low

Lifecycle Timeline

EUVD ID Assigned

Mar 15, 2026 - 17:08 euvd

EUVD-2025-201446

Analysis Generated

Mar 15, 2026 - 17:08 vuln.today

Patch released

Mar 15, 2026 - 17:08 nvd

Patch available

CVE Published

Dec 05, 2025 - 17:16 nvd

MEDIUM 4.3

DescriptionGitHub Advisory

Nextcloud Server is a self hosted personal cloud system. In Nextcloud Server and Enterprise Server prior to 30.0.9 and 31.0.1, incorrect path handling with groupfolders caused the admin_audit app to not properly log all actions on files and folders inside groupfolders. This vulnerability is fixed in Nextcloud Server and Enterprise Server prior to 30.0.9 and 31.0.1.

AnalysisAI

A security vulnerability in Nextcloud Server and Enterprise Server (CVSS 4.3). Remediation should follow standard vulnerability management procedures. Vendor patch is available.