CVEvulnerability

CVE-2025-66510

4.9 MEDIUM Published 2025-12-05 Modified 2026-10-18 Official page ↗
Status
Analyzed
Published
2025-12-05
Last modified
2026-10-18
Assigner
[email protected]
CVSS 3.1 ([email protected])
4.5 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N
CVSS 3.1 ([email protected])
4.9 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Weaknesses
CWE-359

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 configurations

• nextcloud nextcloud server (>= 28.0.0 < 28.0.14.11) • nextcloud nextcloud server (>= 29.0.0 < 29.0.16.8) • nextcloud nextcloud server (>= 30.0.0 < 30.0.17.3) • nextcloud nextcloud server (>= 31.0.0 < 31.0.10) • nextcloud nextcloud server (>= 32.0.0 < 32.0.1)

Related

Weakness · CWE (1)

  • CWE-359 Exposure of Private Personal Information to an Unauthorized Actor weakness

References