The vulnerability of cloud-based software for creating and using Nextcloud Server and Nextcloud Enterprise Server lies in security configuration errors, which allow attackers to compromise the accessibility of protected information.
🗓️ 19 Mar 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 12 Views
| Reporter | Title | Published | Views | Family All 17 |
|---|---|---|---|---|
 | CVE-2025-66552 vulnerabilities | 28 Jan 202613:17 | – | cgr |
 | CVE-2025-66552 | 5 Dec 202517:19 | – | circl |
 | Nextcloud Server 安全漏洞 | 5 Dec 202500:00 | – | cnnvd |
 | CVE-2025-66552 | 5 Dec 202516:36 | – | cve |
 | CVE-2025-66552 Nextcloud Server admin_audit does not log all actions on files in groupfolders | 5 Dec 202516:36 | – | cvelist |
 | EUVD-2025-201446 | 5 Dec 202516:36 | – | euvd |
 | admin_audit does not log all actions on files in groupfolders | 5 Dec 202507:56 | – | nextcloud |
 | Nextcloud: admin_audit does not log actions on files in a group folder | 9 Dec 202414:16 | – | hackerone |
 | CVE-2025-66552 | 5 Dec 202517:16 | – | nvd |
 | Nextcloud Server Admin Audit Logging Vulnerability (GHSA-ww9m-f8j4-jj9x) | 9 Dec 202500:00 | – | openvas |
10
Node
OR
Data
Build on a solid foundation with Vulners data
We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data
Api
Power your application with Vulners API
The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access
App
Assess and manage vulnerabilities with Vulners tools
Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation
19 Mar 2026 00:00Current
5.8Medium risk
Vulners AI Score5.8
CVSS 24
CVSS 34.3
EPSS0.00304