CVE-2021-39225

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CVSS 3.1

8.1 high

EPSS

1%p70

Published

Oct 25, 2021 (Oct 25, 2021)

Modified

Jun 17, 2026

Description

Nextcloud is an open-source, self-hosted productivity platform. A missing permission check in Nextcloud Deck before 1.2.9, 1.4.5 and 1.5.3 allows another authenticated users to access Deck cards of another user. It is recommended that the Nextcloud Deck App is upgraded to 1.2.9, 1.4.5 or 1.5.3. There are no known workarounds aside from upgrading.

Vendors: nextcloud
Products: deck
Weakness: CWE-639, CWE-862
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

NVD CVE.org GitHub PoCs EPSS (1.3%)

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