CVE-2025-66510

Summary

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 Software

VendorProductVersion RangeStatus
nextcloudsecurity-advisories>= 32.0.0beta1, < 32.0.1affected
nextcloudsecurity-advisories< 31.0.10affected

Weaknesses

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

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References