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CVE-2025-66510
Good to know:
Date: December 5, 2025
Nextcloud Server is a self hosted personal cloud system. In Nextcloud Server prior to 31.0.10 and 32.0.1 and Nextcloud Enterprise Server prior to 28.0.14.11, 29.0.16.8, 30.0.17.3, and 31.0.10, contacts search allowed to retrieve personal data of other users (emails, names, identifiers) without proper access control. This allows an authenticated user to retrieve information about accounts that are not related or added as contacts.
Severity Score
Related Resources (5)
Severity Score
Weakness Type (CWE)
Exposure of Private Personal Information to an Unauthorized Actor
CWE-359Top Fix
Upgrade Version
Upgrade to version https://github.com/nextcloud/tables.git - v0.8.9;https://github.com/nextcloud/tables.git - v0.9.6;https://github.com/nextcloud/tables.git - v1.0.1
CVSS v3.1
| Base Score: |
|
|---|---|
| Attack Vector (AV): | NETWORK |
| Attack Complexity (AC): | LOW |
| Privileges Required (PR): | HIGH |
| User Interaction (UI): | NONE |
| Scope (S): | UNCHANGED |
| Confidentiality (C): | HIGH |
| Integrity (I): | NONE |
| Availability (A): | NONE |