CVE-2025-47792— Nextcloud Desktop 3rdparty applications can create share links via socket API
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I. Basic Information for CVE-2025-47792
Vulnerability Information
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Vulnerability Title
Nextcloud Desktop 3rdparty applications can create share links via socket API
Source: NVD (National Vulnerability Database)
Vulnerability Description
Nextcloud Desktop is the desktop sync client for Nextcloud. In versions of Nextcloud Desktop prior to 3.15, 3rdparty applications already installed on a user machine can create link shares for almost all data via the socket API. These shares can then be easily sent off to an external service. Nextcloud Desktop fixes the issue in version 3.15. No known workarounds are available.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
访问控制不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Nextcloud Desktop Client 访问控制错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Nextcloud Desktop Client是Nextcloud GmbH的一个开源的文件同步和共享工具。 Nextcloud Desktop Client 3.15之前版本存在访问控制错误漏洞，该漏洞源于第三方应用程序可通过套接字API创建链接共享，可能导致数据泄露。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| nextcloud | security-advisories | < 3.15 | - |
II. Public POCs for CVE-2025-47792
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · nextcloud · 2025-05-16 · 5 CVEs total
| CVE-2025-47790 | 6.4 MEDIUM | Nextcloud Server doesn't request second factor after session timeout |
| CVE-2025-47793 | 4.3 MEDIUM | Nextcloud Server and Groupfolders app vulnerable to bypass of group folder quota limit usi |
| CVE-2025-47791 | 4.3 MEDIUM | Nextcloud Server's test remote endpoint is not rate limited |
| CVE-2025-47794 | 2.6 LOW | Nextcloud Server vulnerable to insecure temporary file creation, race with write access an |
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V. Comments for CVE-2025-47792
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