CVE-2025-66557

published 2025-12-05

CVE-2025-66557: 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…

Priority P4 21 medium 4.3 CVSS 3.1

AV N AC L PR L UI N S U C N I L A N

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

4 ranges

Vendor	Product	Version range	Fixed in
nextcloud	deck	>= 1.14.0 < 1.14.6	1.14.6
nextcloud	deck	>= 1.15.0 < 1.15.2	1.15.2
nextcloud	security-advisories	< 1.14.6	1.14.6
nextcloud	security-advisories	—	—

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CWE-284