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CVE PROGRAM SOURCE RECORD5.4 Medium

CVE-2025-66557

Nextcloud Deck app allowed user with "Can share" permission to modify permissions of other non-owners

Description

Nextcloud Deck is a kanban style organization tool aimed at personal planning and project organization for teams integrated with Nextcloud. Prior to 1.14.6 and 1.15.2, a bug in the permission logic allowed users with "Can share" permission to modify the permissions of other recipients. This vulnerability is fixed in 1.14.6 and 1.15.2.

Affected products

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

nextcloud security-advisories

  • >= 1.15.0-beta.1, < 1.15.2affected
  • < 1.14.6affected

References