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CVE-2025-66510 Nextcloud Server Contacts Search allowed users to retrieve contact information of other users beyond their contact list

🗓️ 05 Dec 2025 16:18:53Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 2 Views

CVE-2025-66510: Nextcloud Server contact search exposes other users' data to authenticated users.

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10 Apr 2026 05:34Current
6.3Medium risk
Vulners AI Score6.3
CVSS 3.14.5
EPSS0.0003
2