Description
NextCloud Server and NextCloud Enterprise Server provide file storage for Nextcloud, a self-hosted productivity platform. In NextCloud Server versions 25.0.0 until 25.0.7 and 26.0.0 until 26.0.2 and Nextcloud Enterprise Server versions 21.0.0 until 21.0.9.12, 22.0.0 until 22.2.10.12, 23.0.0 until 23.0.12.7, 24.0.0 until 24.0.12.2, 25.0.0 until 25.0.7, and 26.0.0 until 26.0.2, an attacker can bruteforce the password reset links. Nextcloud Server n 25.0.7 and 26.0.2 and Nextcloud Enterprise Server 21.0.9.12, 22.2.10.12, 23.0.12.7, 24.0.12.2, 25.0.7, and 26.0.2 contain a patch for this issue. No known workarounds are available.
CVSS breakdown
CVSS 3.1
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
None
Affected products
- nextcloud / security-advisoriesNextcloud Server >= 25.0.0, < 25.0.7 – Nextcloud Server >= 25.0.0, < 25.0.7
- nextcloud / security-advisoriesNextcloud Server >= 26.0.0, < 26.0.2 – Nextcloud Server >= 26.0.0, < 26.0.2
- nextcloud / security-advisoriesNextcloud Enterprise Server >= 25.0.0, < 25.0.7 – Nextcloud Enterprise Server >= 25.0.0, < 25.0.7
- nextcloud / security-advisoriesNextcloud Enterprise Server >= 26.0.0, < 26.0.2 – Nextcloud Enterprise Server >= 26.0.0, < 26.0.2
- nextcloud / security-advisoriesNextcloud Enterprise Server >= 21.0.0, < 21.0.9.12 – Nextcloud Enterprise Server >= 21.0.0, < 21.0.9.12
- nextcloud / security-advisoriesNextcloud Enterprise Server >= 22.0.0, < 22.2.10.12 – Nextcloud Enterprise Server >= 22.0.0, < 22.2.10.12
- nextcloud / security-advisoriesNextcloud Enterprise Server >= 23.0.0, < 23.0.12.7 – Nextcloud Enterprise Server >= 23.0.0, < 23.0.12.7
- nextcloud / security-advisoriesNextcloud Enterprise Server >= 24.0.0, < 24.0.12.2 – Nextcloud Enterprise Server >= 24.0.0, < 24.0.12.2