Skip to content
CVE PROGRAM SOURCE RECORD4.5 Medium

CVE-2025-66510

Nextcloud Server Contacts Search allowed users to retrieve contact information of other users beyond their contact list

Description

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

nextcloud security-advisories

  • >= 32.0.0beta1, < 32.0.1affected
  • < 31.0.10affected

References