CVE-2025-66552

MEDIUM

Nextcloud Server <30.0.9-31.0.1 - Info Disclosure

Title source: llm
STIX 2.1

Description

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.

References (4)

Core 4

Scores

CVSS v3 4.3
EPSS 0.0003
EPSS Percentile 9.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-778
Status published
Products (1)
nextcloud/nextcloud_server 30.0.0 - 30.0.9 (2 CPE variants)
Published Dec 05, 2025
Tracked Since Feb 18, 2026