Nextcloud

Nextcloud Calendar Insecure Token Generation Vulnerability (CVE-2025-66511) — Medium Severity

The Nextcloud Calendar application, a widely used tool for managing schedules and coordinating events within the Nextcloud platform, has been identified with a notable security flaw. This vulnerability, cataloged as CVE-2025-66511, stems from an insecure method used to generate unique…

Alex Joseph
December 11, 2025

Nextcloud Server Data Exposure Vulnerability (CVE-2025-66510) — Medium Severity

A notable security vulnerability has been discovered in Nextcloud Server and Nextcloud Enterprise Server, identified as CVE-2025-66510. This flaw could allow unauthorized access to sensitive user information. For anyone managing a Nextcloud instance, understanding this issue and taking the necessary…

Alex Joseph
December 11, 2025