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I. Basic Information for CVE-2025-66545
Vulnerability Information

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Vulnerability Title
Nextcloud Groupfolders users with read-only permissions for team folder can restore deleted files from trash bin
Source: NVD (National Vulnerability Database)
Vulnerability Description
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.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
对消息或数据结构的处理不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Team folders 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Team folders是Nextcloud开源的一个文件共享软件。 Team folders 14.0.11之前版本、15.3.12之前版本、16.0.15之前版本、17.0.14之前版本、18.1.8之前版本、19.1.8之前版本和20.1.2之前版本存在安全漏洞,该漏洞源于只读权限用户可从回收站恢复文件,可能导致权限绕过。
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
VendorProductAffected VersionsCPESubscribe
nextcloudsecurity-advisories < 14.0.11 -
II. Public POCs for CVE-2025-66545
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III. Intelligence Information for CVE-2025-66545
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IV. Related Vulnerabilities
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