CVE-2026-77170
Medium
Description
The Deck config API allows authenticated users to set board-scoped configuration keys for arbitrary board IDs without validating whether the user owns or has permission to manage the referenced board.
SeverityMedium
CVSS4.3
Exploit probability—
Product
Deck
PublishedSep 18, 2026
First seenSep 18, 2026
Weakness typeCWE-284Improper access control
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Nextcloud Deck | 1.16.0 ≤ v ≤ 1.18.0 | — |
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