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Nextcloud CVE-2025-66545

| EUVDEUVD-2025-201463 LOW
Improper Neutralization (CWE-707)
2025-12-05 security-advisories@github.com
3.5
CVSS 3.1 · GitHub Advisory

Severity by source

GitHub Advisory PRIMARY
3.5 LOW
AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

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

CVSS VectorGitHub Advisory

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None

Lifecycle Timeline

4
EUVD ID Assigned
Mar 15, 2026 - 17:08 euvd
EUVD-2025-201463
Analysis Generated
Mar 15, 2026 - 17:08 vuln.today
Patch released
Mar 15, 2026 - 17:08 nvd
Patch available
CVE Published
Dec 05, 2025 - 18:15 nvd
LOW 3.5

DescriptionGitHub Advisory

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.

AnalysisAI

A security vulnerability in a group or team. (CVSS 3.5). Remediation should follow standard vulnerability management procedures. Vendor patch is available.

Technical ContextAI

Vulnerability type not specified by vendor. Affects a group or team..

RemediationAI

Apply the vendor-supplied patch immediately.

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CVE-2025-66545 vulnerability details – vuln.today

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