CVE-2025-47790

Nextcloud Server is a self hosted personal cloud system. Nextcloud Server prior to 29.0.15, 30.0.9, and 31.0.3 and Nextcloud Enterprise Server prior to 26.0.13.15, 27.1.11.15, 28.0.14.6, 29.0.15, 30.0.9, and 31.0.3 have a bug with session handling. The bug caused skipping the second factor...

CVE-2025-47790

Nextcloud Server and Enterprise Server are affected by a session-handling bug that can skip the second-factor authentication after a successful login when remember_login_cookie_lifetime is set to 0 and the session times out. Affected versions: Nextcloud Server prior to 29.0.15, 30.0.9, and 31.0.3...

Insecure temporary file creation, race with write access and permission

None...

Bypass group folder quota limit using attachment in text file

None...

3rdparty applications can create share links via socket API

None...

Test remote endpoint is not rate limited

None...

Second factor not requested after session timeout

None...

PT-2025-21656

Name of the Vulnerable Software and Affected Versions: Nextcloud Server versions prior to 29.0.15, 30.0.9, and 31.0.3 Nextcloud Enterprise Server versions prior to 26.0.13.15, 27.1.11.15, 28.0.14.6, 29.0.15, 30.0.9, and 31.0.3 Description: The issue concerns a bug in session handling. When the...

PT-2025-21658

Name of the Vulnerable Software and Affected Versions: Nextcloud Desktop versions prior to 3.15 Description: The issue affects Nextcloud Desktop, allowing 3rd party applications to create link shares for almost all data via the socket API. These shares can then be sent to an external service...

Nextcloud 安全漏洞

Nextcloud is an open source suite of self-hosted file synchronization and sharing communication application platform from Nextcloud, Germany. A security vulnerability exists in Nextcloud versions prior to 30.0.2, prior to 29.0.9, and prior to 28.0.1 that stems from a lack of quota checking and...

CVE-2025-47791: Server-Side Request Forgery (SSRF)

Nextcloud Server is a self hosted personal cloud system. In Nextcloud Server prior to 28.0.13, 29.0.10, and 30.0.3 and Nextcloud Enterprise Server prior to 28.0.13, 29.0.10, and 30.0.3, a currently unused endpoint to verify a share recipient was not protected correctly, allowing to proxy requests...

PT-2025-21657

Name of the Vulnerable Software and Affected Versions: Nextcloud Server versions prior to 28.0.13 Nextcloud Server versions prior to 29.0.10 Nextcloud Server versions prior to 30.0.3 Nextcloud Enterprise Server versions prior to 28.0.13 Nextcloud Enterprise Server versions prior to 29.0.10...

CVE-2025-47793: Allocation of Resources Without Limits or Throttling

Nextcloud Server is a self hosted personal cloud system, and the Nextcloud Groupfolders app provides admin-configured folders shared by everyone in a group or team. In Nextcloud Server prior to 30.0.2, 29.0.9, and 28.0.1, Nextcloud Enterprise Server prior to 30.0.2 and 29.0.9, and Nextcloud...

CVE-2025-47790: Improper Authentication

Nextcloud Server is a self hosted personal cloud system. Nextcloud Server prior to 29.0.15, 30.0.9, and 31.0.3 and Nextcloud Enterprise Server prior to 26.0.13.15, 27.1.11.15, 28.0.14.6, 29.0.15, 30.0.9, and 31.0.3 have a bug with session handling. The bug caused skipping the second factor...

PT-2025-21662

Name of the Vulnerable Software and Affected Versions: Nextcloud Server versions prior to 29.0.13, 30.0.7, and 31.0.1 Nextcloud Enterprise Server versions prior to 26.0.13.13, 27.1.11.13, 28.0.14.4, 29.0.13, 30.0.7, and 31.0.1 Description: The issue allows an attacker on a multi-user system to re...

Nextcloud Desktop Client 访问控制错误漏洞

Nextcloud Desktop Client is an open source file synchronization and sharing tool from Nextcloud GmbH. An access control error vulnerability exists in versions prior to Nextcloud Desktop Client 3.15, which stems from a third-party application that can create linked shares via the socket API,...

Nextcloud 访问控制错误漏洞

Nextcloud is an open source suite of self-hosted file synchronization and sharing communication application platform from Nextcloud, Germany. An access control error vulnerability exists in Nextcloud versions prior to 29.0.13, prior to 30.0.7, and prior to 31.0.1, which stems from an attacker bei...

CVE-2025-47794: Improper Access Control

Nextcloud Server is a self hosted personal cloud system. In Nextcloud Server prior to 29.0.13, 30.0.7, and 31.0.1 and Nextcloud Enterprise Server prior to 26.0.13.13, 27.1.11.13, 28.0.14.4, 29.0.13, 30.0.7, and 31.0.1, an attacker on a multi-user system may read temporary files from Nextcloud...

Nextcloud 授权问题漏洞

Nextcloud is an open source suite of self-hosted file synchronization and sharing communication application platform from Nextcloud, Germany. An authorization issue vulnerability exists in Nextcloud versions prior to 29.0.15, prior to 30.0.9, and prior to 31.0.3, which stems from a session...

CVE-2025-47792: Improper Access Control

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...