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.
Advisories

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Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Tue, 09 Dec 2025 17:00:00 +0000

Type Values Removed Values Added
Weaknesses NVD-CWE-noinfo
CPEs cpe:2.3:a:nextcloud:deck:*:*:*:*:*:*:*:*

Mon, 08 Dec 2025 21:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 05 Dec 2025 21:00:00 +0000

Type Values Removed Values Added
First Time appeared Nextcloud
Nextcloud deck
Vendors & Products Nextcloud
Nextcloud deck

Fri, 05 Dec 2025 17:45:00 +0000

Type Values Removed Values Added
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.
Title Nextcloud Deck app allowed user with "Can share" permission to modify permissions of other non-owners
Weaknesses CWE-284
References
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2025-12-08T20:12:45.372Z

Reserved: 2025-12-04T16:01:32.473Z

Link: CVE-2025-66557

cve-icon Vulnrichment

Updated: 2025-12-08T20:12:40.961Z

cve-icon NVD

Status : Analyzed

Published: 2025-12-05T18:15:58.977

Modified: 2025-12-09T16:46:17.283

Link: CVE-2025-66557

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-12-05T20:56:12Z

Weaknesses